{"title":"SHIMANO ULTEGRA (R8100 series)","description":"","products":[{"product_id":"wh-r8170-c36tl","title":"WH-R8170-C36TL (ULTEGRA)","description":"The ULTEGRA R8170 C36 wheelset is a low-profile rim that delivers climbing performance recognized by all road riders thanks to its aerodynamic profile and excellent acceleration.\nSHIMANO - Japan's proud bicycle parts manufacturer headquartered in Sakai, Osaka, a city of craftsmanship -","brand":"SHIMANO","offers":[{"title":"In-store stock \/ Front","offer_id":49358988509459,"sku":"4550170891466","price":123148.0,"currency_code":"JPY","in_stock":false},{"title":"In-store stock \/ Rear","offer_id":49358988542227,"sku":"4550170891527","price":144565.0,"currency_code":"JPY","in_stock":false},{"title":"Special order (delivery date to be confirmed) \/ Front","offer_id":49385362718995,"sku":"4550170891466","price":123148.0,"currency_code":"JPY","in_stock":false},{"title":"Special order (delivery date to be confirmed) \/ Rear","offer_id":49385362751763,"sku":"4550170891527","price":144565.0,"currency_code":"JPY","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0818\/4237\/2883\/files\/1_c4384956-0e4e-46fa-bca1-fb249b96776e.jpg?v=1719215052"},{"product_id":"wh-r8170-c50tl","title":"WH-R8170-C50TL (ULTEGRA)","description":"\u003ch3 class=\"list_anchor_cs_h3\"\u003eSHIMANO WH-R8170-C50TL (ULTEGRA) | Versatile Carbon Wheels for All Rides\u003c\/h3\u003e\n\n\u003cp\u003e\u003cb\u003eULTEGRA grade all-around wheels that offer a good balance of lightness and aerodynamic performance.\u003c\/b\u003e\u003c\/p\u003e\n\n\u003cp\u003eThe WH-R8170-C50TL is an all-around carbon wheel that meets the ideal of road riders who want to cruise comfortably on flat roads and ride nimbly on climbs.\u003c\/p\u003e\n\n\u003cp\u003eThe 50mm-high full carbon rim balances excellent aerodynamic performance with ease of handling. By adopting the same rim profile as the DURA-ACE R9200 series, it enhances efficiency during high-speed cruising while providing a comfortable ride for long rides and courses with ups and downs. It is a versatile wheel suitable for everything from races to weekend cycling.\u003c\/p\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003ch3 class=\"list_anchor_cs_h3\"\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003eAdopts the same rim profile as the DURA-ACE R9200 series\u003c\/li\u003e\n\n\u003cli\u003eExcellent cruising performance from 50mm high full carbon rim\u003c\/li\u003e\n\n\u003cli\u003eAll-around design balancing lightness and aerodynamic performance\u003c\/li\u003e\n\n\u003cli\u003eTubeless compatible for improved comfort and rolling performance\u003c\/li\u003e\n\n\u003cli\u003eCompatible with 11-speed and 12-speed road cassettes\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003ch3 class=\"list_anchor_cs_h3\"\u003eSPEC\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003eRim: Full Carbon (CFRP) \/ Rim height 50mm \/ Inner width 21mm \/ Outer width 28mm\u003c\/li\u003e\n\n\u003cli\u003eTire type: Tubeless compatible\u003c\/li\u003e\n\n\u003cli\u003eCompatible tire sizes: 700×25-32C\u003c\/li\u003e\n\n\u003cli\u003eBrakes: Centerlock disc brake compatible (140mm rotor compatible)\u003c\/li\u003e\n\n\u003cli\u003eAxle standard: Front 100×12mm E-THRU \/ Rear 142×12mm E-THRU\u003c\/li\u003e\n\n\u003cli\u003eWeight: Front 698g \/ Rear 872g\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cp\u003eThe 50mm height offers an excellent balance of cruising performance and handling, making it suitable for a wide range of rides, from flat-dominated routes to courses with ups and downs. It's also an easy height for those trying deep-section rims for the first time.\u003c\/p\u003e\n\n\u003cp\u003eIt is recommended for use in races, as well as for those who want to enjoy long rides and event rides more comfortably. This is a highly complete ULTEGRA carbon wheel with aerodynamic performance inherited from DURA-ACE.\u003c\/p\u003e","brand":"SHIMANO","offers":[{"title":"Front \/ In-store stock","offer_id":49359208939795,"sku":"4550170891480","price":123148.0,"currency_code":"JPY","in_stock":false},{"title":"Front \/ Manufacturer取り寄せ (approx. 10 days)","offer_id":49385382347027,"sku":"oty-4550170891480","price":123148.0,"currency_code":"JPY","in_stock":false},{"title":"Rear \/ In-store stock","offer_id":49359208972563,"sku":"4550170891510","price":144565.0,"currency_code":"JPY","in_stock":false},{"title":"Rear \/ Manufacturer取り寄せ (approx. 10 days)","offer_id":49385382379795,"sku":"oty-4550170891510","price":144565.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0818\/4237\/2883\/files\/1_a7b72c94-bfaa-4d72-ace7-9f0978856f99.jpg?v=1719217510"},{"product_id":"wh-r8170-c60tl","title":"WH-R8170-C60TL (ULTEGRA)","description":"\u003ch3 class=\"list_anchor_cs_h3\"\u003eSHIMANO WH-R8170-C60TL (ULTEGRA) | Aero Carbon Wheels for High-Speed Cruising\u003c\/h3\u003e\n\n\u003cp\u003e\u003cb\u003eULTEGRA grade deep-rim wheels with aerodynamic performance inherited from DURA-ACE.\u003c\/b\u003e\u003c\/p\u003e\n\n\u003cp\u003eFor high-speed group rides with friends or long rides covering extensive flat sections, the WH-R8170-C60TL is an aero road wheel that makes maintaining speed more enjoyable.\u003c\/p\u003e\n\n\u003cp\u003eThe 60mm-height full carbon rim utilizes the same rim profile as the DURA-ACE R9200 series. Its superior aerodynamic performance makes it easier to maintain cruising speed and supports efficient riding over long distances. These high-performance tubeless-ready wheels are versatile, excelling in everything from races to event rides.\u003c\/p\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003ch3 class=\"list_anchor_cs_h3\"\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003eShares the same rim profile as DURA-ACE R9200\u003c\/li\u003e\n\n\u003cli\u003e60mm height full carbon deep rim\u003c\/li\u003e\n\n\u003cli\u003eExcellent aerodynamic performance for high-speed cruising\u003c\/li\u003e\n\n\u003cli\u003eTubeless-ready for improved comfort and riding efficiency\u003c\/li\u003e\n\n\u003cli\u003eCompatible with 11-speed and 12-speed road cassettes\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003ch3 class=\"list_anchor_cs_h3\"\u003eSPEC\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003eRim: Full Carbon (CFRP) \/ Rim Height 60mm \/ Inner Width 21mm \/ Outer Width 28mm\u003c\/li\u003e\n\n\u003cli\u003eTire Type: Tubeless Compatible\u003c\/li\u003e\n\n\u003cli\u003eCompatible Tire Sizes: 700x25-32C\u003c\/li\u003e\n\n\u003cli\u003eBrake: Center Lock Disc Brake Compatible (Supports 140mm Rotors)\u003c\/li\u003e\n\n\u003cli\u003eAxle Standard: Front 100x12mm E-THRU \/ Rear 142x12mm E-THRU\u003c\/li\u003e\n\n\u003cli\u003eWeight: Front 738g \/ Rear 911g\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cp\u003eThe smooth and extended feeling of acceleration on flat terrain is a unique charm of 60mm deep rims. Their high cruising performance at speed allows for efficient riding with less physical exertion during long rides and events.\u003c\/p\u003e\n\n\u003cp\u003eRecommended not only for race-oriented riders but also for those looking to upgrade their bike's performance. These ULTEGRA carbon wheels deliver the aerodynamic performance inherited from DURA-ACE.\u003c\/p\u003e","brand":"SHIMANO","offers":[{"title":"Front \/ In-store stock","offer_id":49359416262931,"sku":"4550170891459","price":123148.0,"currency_code":"JPY","in_stock":false},{"title":"Front \/ Manufacturer取り寄せ（approximately 10 days）","offer_id":49385400205587,"sku":"oty-4550170891459","price":123148.0,"currency_code":"JPY","in_stock":true},{"title":"Rear \/ In-store stock","offer_id":49359416295699,"sku":"4550170891497","price":144565.0,"currency_code":"JPY","in_stock":false},{"title":"Rear \/ Manufacturer取り寄せ（approximately 10 days）","offer_id":49385400238355,"sku":"oty-4550170891497","price":144565.0,"currency_code":"JPY","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0818\/4237\/2883\/files\/1_c0ac0558-4d38-456c-b51c-bd13b2166a9e.jpg?v=1719219087"},{"product_id":"br-r8100","title":"BR-R8100 (ULTEGRA)","description":"\u003ch3 class=\"list_anchor_cs_h3\"\u003eSHIMANO BR-R8100 (ULTEGRA) | Dual-pivot brake with refined lightness and braking power\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eHigh-performance ULTEGRA rim brake supporting nimble riding.\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eThe \"BR-R8100\" from the SHIMANO ULTEGRA R8100 series is an SLR-EV compatible dual-pivot brake caliper designed for road bikes.\u003c\/p\u003e\n\u003cp\u003eIt achieves a high-dimensional balance of rigidity, weight, and braking power, providing excellent brake control in a wide range of situations from races to long rides. It offers a natural feel, from light lever input to firm braking.\u003c\/p\u003e\n\u003cp\u003eCompatible with tires up to 28C, it can be combined with the popular wider tires of recent years. While fitting road bikes that prioritize comfort, it maintains the lightness and simple maintenance characteristic of rim brakes.\u003c\/p\u003e\n\u003cp\u003eAs expected from the highly refined ULTEGRA grade, it is a reliable brake caliper for a wide range of uses, from daily training to event rides and races.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3 class=\"list_anchor_cs_h3\"\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003eULTEGRA R8100 series dual-pivot brake caliper\u003c\/li\u003e\n\n\u003cli\u003eDesigned with a high-dimensional balance of rigidity, lightness, and braking power\u003c\/li\u003e\n\n\u003cli\u003eExcellent control performance thanks to SLR-EV compatibility\u003c\/li\u003e\n\n\u003cli\u003eCompatible with tires up to 28C\u003c\/li\u003e\n\n\u003cli\u003eAchieves both natural lever feel and high braking power\u003c\/li\u003e\n\n\u003cli\u003eUses cartridge type brake shoes\u003c\/li\u003e\n\n\u003cli\u003eEquipped with shoe angle adjustment function\u003c\/li\u003e\n\n\u003cli\u003eSuitable for a wide range of uses from races to long rides\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3 class=\"list_anchor_cs_h3\"\u003eSPEC\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003eBrand: SHIMANO\u003c\/li\u003e\n\n\u003cli\u003eModel: BR-R8100\u003c\/li\u003e\n\n\u003cli\u003eSeries: ULTEGRA R8100\u003c\/li\u003e\n\n\u003cli\u003eType: SLR-EV Dual-Pivot Brake\u003c\/li\u003e\n\n\u003cli\u003eReach: 51mm\u003c\/li\u003e\n\n\u003cli\u003eBrake Shoe: R55C4\u003c\/li\u003e\n\n\u003cli\u003eMax Tire Size Compatibility: 28C\u003c\/li\u003e\n\n\u003cli\u003eCompatible Rim Width: 20.8〜28mm\u003c\/li\u003e\n\n\u003cli\u003eAverage Weight: Front 182g, Rear 180g\u003c\/li\u003e\n\n\u003cli\u003eFeatures: Cartridge Shoe Holder, Tire Guide Bumper, Quick Release Lever, Shoe Angle Adjustment\u003c\/li\u003e\n\n\u003cli\u003eColor: Series Color\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eThe current ULTEGRA rim brake offers an exceptionally good balance of lightness and ease of use.\u003c\/p\u003e\n\u003cp\u003eThe natural feel of the braking from the initial squeeze, making speed control easy, is impressive. It provides a sense of security on descents and in group riding, allowing for precise deceleration as needed.\u003c\/p\u003e\n\u003cp\u003eSince it supports tires up to 28C, it's easy to combine with road bikes that prioritize comfort, and is also recommended for those who want to build a lightweight rim brake road bike.\u003c\/p\u003e\n\u003cp\u003eIt's a brake caliper that truly embodies the high level of refinement expected from the latest ULTEGRA.\u003c\/p\u003e","brand":"SHIMANO","offers":[{"title":"Front \/ In-store stock","offer_id":50119012319507,"sku":"4550170896737","price":10700.0,"currency_code":"JPY","in_stock":false},{"title":"Front \/ Manufacturer取り寄せ（約10日）","offer_id":50119012417811,"sku":"OTY-4550170896737","price":10700.0,"currency_code":"JPY","in_stock":true},{"title":"Rear \/ In-store stock","offer_id":50119012352275,"sku":"4550170893750","price":10461.0,"currency_code":"JPY","in_stock":false},{"title":"Rear \/ Manufacturer取り寄せ（約10日）","offer_id":50119012450579,"sku":"OTY-4550170893750","price":10461.0,"currency_code":"JPY","in_stock":true},{"title":"Front and Rear Set \/ In-store stock","offer_id":50119012385043,"sku":"4550170896720","price":21123.0,"currency_code":"JPY","in_stock":false},{"title":"Front and Rear Set \/ Manufacturer取り寄せ（約10日）","offer_id":50119012483347,"sku":"OTY-4550170896720","price":21123.0,"currency_code":"JPY","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0818\/4237\/2883\/files\/1_343b771d-4646-4ac6-b89d-17fada680b1b.jpg?v=1732504718"},{"product_id":"br-r8110","title":"BR-R8110 (ULTEGRA)","description":"\u003ch3 class=\"list_anchor_cs_h3\"\u003eSHIMANO BR-R8110 (ULTEGRA) | Direct Mount Brake Combining Light Weight and Braking Power\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eNo compromise on lightness or control. ULTEGRA grade direct mount brakes.\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eSHIMANO ULTEGRA R8100 series \"BR-R8110\" is a high-performance road bike brake caliper that adopts a direct mount system.\u003c\/p\u003e\n\u003cp\u003eWith a low-profile design that enhances integration with the frame, it is highly compatible with modern aero road bikes and high-end road bikes. Designed to balance rigidity, weight, and braking power at a high level, it is suitable for a wide range of riding scenes, from races to long rides.\u003c\/p\u003e\n\u003cp\u003eCompatible with the SLR-EV system, it allows for natural control from light lever touch to strong braking. It also supports up to 28C tires, fitting modern road bike setups that prioritize comfort.\u003c\/p\u003e\n\u003cp\u003eEven with the dominance of disc brakes, this caliper enhances the completeness of rim brake road bikes, highly supported by riders who seek light weight and simple maintenance. \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3 class=\"list_anchor_cs_h3\"\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003eULTEGRA R8100 series direct mount brake caliper\u003c\/li\u003e\n\n\u003cli\u003eDesign that balances rigidity, light weight, and braking power at a high level\u003c\/li\u003e\n\n\u003cli\u003eLow-profile design that also considers aerodynamic performance\u003c\/li\u003e\n\n\u003cli\u003eExcellent brake control with SLR-EV compatibility\u003c\/li\u003e\n\n\u003cli\u003eSupports up to 28C tires\u003c\/li\u003e\n\n\u003cli\u003eCartridge-type brake shoes\u003c\/li\u003e\n\n\u003cli\u003eBrake shoe angle adjustment function\u003c\/li\u003e\n\n\u003cli\u003eSuitable for a wide range of uses, from road races to long rides\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3 class=\"list_anchor_cs_h3\"\u003eSPEC\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003eBrand: SHIMANO\u003c\/li\u003e\n\n\u003cli\u003eModel: BR-R8110\u003c\/li\u003e\n\n\u003cli\u003eSeries: ULTEGRA R8100\u003c\/li\u003e\n\n\u003cli\u003eType: Direct mount brake caliper\u003c\/li\u003e\n\n\u003cli\u003eCompatible standard: SLR-EV\u003c\/li\u003e\n\n\u003cli\u003eReach: 51mm\u003c\/li\u003e\n\n\u003cli\u003eBrake shoes: Normal type\u003c\/li\u003e\n\n\u003cli\u003eMax compatible tire size: 28C\u003c\/li\u003e\n\n\u003cli\u003eCompatible rim width: 20.8〜28mm\u003c\/li\u003e\n\n\u003cli\u003eAverage weight: Front 180g, Rear 178g\u003c\/li\u003e\n\n\u003cli\u003eFunctions: Cartridge shoe holder, tire guide bumper, quick release lever, shoe angle adjustment\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eThe R8100 generation ULTEGRA rim brake offers a greater sense of rigidity than its appearance suggests, providing a sense of security when braking.\u003c\/p\u003e\n\u003cp\u003eWhile offering the solid feel characteristic of direct mount brakes, the lever pull is light, making it easy to control even on long descents.\u003c\/p\u003e\n\u003cp\u003eSince it supports up to 28C tires, it's also easy to combine with road bikes that prioritize comfort, and it's recommended for those who want to build a lightweight rim brake road bike. It's a caliper that offers a different kind of nimbleness compared to disc brakes.\u003c\/p\u003e","brand":"SHIMANO","offers":[{"title":"Front \/ In-store stock","offer_id":50119053836563,"sku":"4550170893859","price":12200.0,"currency_code":"JPY","in_stock":false},{"title":"Front \/ Manufacturer取り寄せ (approximately 10 days)","offer_id":50119053902099,"sku":"OTY-4550170893859","price":12200.0,"currency_code":"JPY","in_stock":true},{"title":"Rear \/ In-store stock","offer_id":50119053869331,"sku":"4550170893675","price":12200.0,"currency_code":"JPY","in_stock":false},{"title":"Rear \/ Manufacturer取り寄せ (approximately 10 days)","offer_id":50119053934867,"sku":"OTY-4550170893675","price":12200.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0818\/4237\/2883\/files\/2-1.jpg?v=1732505431"},{"product_id":"br-rs811","title":"BR-RS811","description":"\u003ch3 class=\"list_anchor_cs_h3\"\u003eSHIMANO BR-RS811｜Under-BB Mount Brake That Fits Beautifully into Aero Frames\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eAesthetics that integrate with the frame, and reliable braking power.\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eThe SHIMANO BR-RS811 is a direct-mount rear brake caliper designed for under-BB (bottom bracket) mounting.\u003c\/p\u003e\n\u003cp\u003eSpecifically designed for under-BB mounting, often found on aero road bikes and time trial bikes, it features a low-profile design that enhances integration with the frame. It achieves both aerodynamic performance and style while providing stable braking power.\u003c\/p\u003e\n\u003cp\u003eCompatible with SHIMANO's SLR-EV technology, it offers light lever operation and high control. With an excellent balance of rigidity, weight, and braking power, it supports high performance in a wide range of situations, from racing to long rides.\u003c\/p\u003e\n\u003cp\u003eIt supports tires up to 28C, accommodating the wide tires that have become popular in recent years. This direct-mount brake brings out the performance of modern road bikes.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3 class=\"list_anchor_cs_h3\"\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003eDirect mount brake caliper exclusively for under-BB mounting\u003c\/li\u003e\n\n\u003cli\u003eLow-profile design for improved aerodynamic performance\u003c\/li\u003e\n\n\u003cli\u003eDesign with an excellent balance of rigidity, lightness, and braking power\u003c\/li\u003e\n\n\u003cli\u003eLight lever operation and high control performance thanks to SLR-EV compatibility\u003c\/li\u003e\n\n\u003cli\u003eSupports tires up to 28C\u003c\/li\u003e\n\n\u003cli\u003eUses cartridge-type brake shoes\u003c\/li\u003e\n\n\u003cli\u003eShoe angle adjustment function\u003c\/li\u003e\n\n\u003cli\u003eSuitable for a wide range of uses, from road racing to long rides\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3 class=\"list_anchor_cs_h3\"\u003eSPEC\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003eBrand: SHIMANO\u003c\/li\u003e\n\n\u003cli\u003eModel: BR-RS811\u003c\/li\u003e\n\n\u003cli\u003eType: Direct Mount Brake Caliper (Under-BB Mount)\u003c\/li\u003e\n\n\u003cli\u003eCompatible Standard: SLR-EV\u003c\/li\u003e\n\n\u003cli\u003eReach: 51mm\u003c\/li\u003e\n\n\u003cli\u003eBrake Shoe: Normal type\u003c\/li\u003e\n\n\u003cli\u003eMaximum Compatible Tire Size: 28C\u003c\/li\u003e\n\n\u003cli\u003eCompatible Rim Width: 20.8-28mm\u003c\/li\u003e\n\n\u003cli\u003eFunctions: Cartridge shoe holder, tire guide bumper, quick release lever, shoe angle adjustment\u003c\/li\u003e\n\n\u003cli\u003eNotes: SM-CB90 inline cable adjuster is required for cable adjustment and quick release functions\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eWhile under-BB mounting is often adopted for aero road and TT bikes, the BR-RS811 offers surprisingly strong braking power. \u003c\/p\u003e\n\u003cp\u003eIt maintains the frame's silhouette and provides a clean look from the side, a characteristic unique to direct mount brakes. With the easy-to-use brake feel characteristic of SLR-EV, speed adjustment feels smooth and controlled.\u003c\/p\u003e\n\u003cp\u003eSince it supports the increasingly popular 28C tires, it is also recommended for customizing road bikes that prioritize comfort. This model is perfect for those who want to achieve both aerodynamic performance and braking performance.\u003c\/p\u003e","brand":"SHIMANO","offers":[{"title":"In-store stock","offer_id":50119060979987,"sku":"4550170893880","price":11068.0,"currency_code":"JPY","in_stock":false},{"title":"Manufacturer取り寄せ（約10日）","offer_id":50119061012755,"sku":"OTY-4550170893880","price":11068.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0818\/4237\/2883\/files\/3-1.jpg?v=1732506251"},{"product_id":"cn-m8100","title":"CN-M8100","description":"\u003ch3 class=\"list_anchor_cs_h3\"\u003eSHIMANO CN-M8100 | High-Performance 12-Speed Chain with HYPERGLIDE+\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eThe core of the drivetrain, unleashing shifting performance.\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eThe SHIMANO \"CN-M8100\" is a 12-speed chain compatible with HYPERGLIDE+ technology.\u003c\/p\u003e\n\u003cp\u003eIt features Dynamic Chain Engagement+, which enhances chainring engagement performance through a unique inner plate design. This ensures excellent chain retention even on rough roads or under high loads, providing smooth pedaling and stable shifting performance.\u003c\/p\u003e\n\u003cp\u003eFurthermore, its design optimized for the HYPERGLIDE+ system enables quick and smooth shifting for both upshifts and downshifts. This high-performance chain is suitable for road bikes, gravel bikes, MTBs, and E-BIKES.\u003c\/p\u003e\n\u003cp\u003eIt uses a QUICK-LINK for connection, improving maintainability. This is an essential component that maximizes the performance of the latest 12-speed Shimano drivetrain.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3 class=\"list_anchor_cs_h3\"\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003eHYPERGLIDE+ compatible 12-speed chain\u003c\/li\u003e\n\n\u003cli\u003eFeatures Dynamic Chain Engagement+\u003c\/li\u003e\n\n\u003cli\u003eEnhanced chain retention with extended inner plates\u003c\/li\u003e\n\n\u003cli\u003eSmooth shifting performance even under high loads\u003c\/li\u003e\n\n\u003cli\u003eExcellent shifting performance for both upshifts and downshifts\u003c\/li\u003e\n\n\u003cli\u003eEasy connection and maintenance with QUICK-LINK\u003c\/li\u003e\n\n\u003cli\u003eCompatible with Road, Gravel, MTB, and E-BIKE\u003c\/li\u003e\n\n\u003cli\u003eDurable chromizing treated inner plates\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3 class=\"list_anchor_cs_h3\"\u003eSPEC\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003eBrand: SHIMANO\u003c\/li\u003e\n\n\u003cli\u003eModel: CN-M8100\u003c\/li\u003e\n\n\u003cli\u003eType: HG 12-Speed Chain\u003c\/li\u003e\n\n\u003cli\u003eCompatible Speeds: 12-speed\u003c\/li\u003e\n\n\u003cli\u003eCompatible System: HYPERGLIDE+\u003c\/li\u003e\n\n\u003cli\u003eConnection Method: QUICK-LINK (SM-CN910-12)\u003c\/li\u003e\n\n\u003cli\u003eE-BIKE Compatible: Yes\u003c\/li\u003e\n\n\u003cli\u003eOuter Plate: Gray\u003c\/li\u003e\n\n\u003cli\u003eInner Plate: Chromizing\u003c\/li\u003e\n\n\u003cli\u003eAverage Weight: Approx. 252g\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eIf you want to fully extract the shifting performance of your 12-speed Shimano components, the genuine chain is highly recommended.\u003c\/p\u003e\n\u003cp\u003eThe CN-M8100 offers very smooth chain movement during shifting, and I find it reduces stress during downshifts on climbs and upshifts during acceleration.\u003c\/p\u003e\n\u003cp\u003eIts high chain retention also provides a sense of security during gravel rides and on rough terrain. It offers sufficient durability and is a versatile model suitable for everything from road bikes to MTBs.\u003c\/p\u003e\n\u003cp\u003eThis is a classic chain that I recommend to anyone looking to make the most of the latest HYPERGLIDE+ system.\u003c\/p\u003e","brand":"SHIMANO","offers":[{"title":"116L \/ In-store stock","offer_id":50119070089491,"sku":"4550170443894","price":5554.0,"currency_code":"JPY","in_stock":false},{"title":"116L \/ Order from manufacturer (approx. 10 days)","offer_id":50119070155027,"sku":"OTY-4550170443894","price":5554.0,"currency_code":"JPY","in_stock":true},{"title":"126L \/ In-store stock","offer_id":50119070122259,"sku":"4550170443900","price":6010.0,"currency_code":"JPY","in_stock":false},{"title":"126L \/ Order from manufacturer (approx. 10 days)","offer_id":50119070187795,"sku":"OTY-4550170443900","price":6010.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0818\/4237\/2883\/files\/1_df0d0a99-65f1-412d-b145-663eff695126.jpg?v=1732506528"},{"product_id":"br-r8170","title":"BR-R8170 (ULTEGRA)","description":"\u003ch3 class=\"list_anchor_cs_h3\"\u003eSHIMANO BR-R8170 (ULTEGRA) | Hydraulic disc brake caliper with enhanced quietness and control performance\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eQuieter, more reliable. The evolved ULTEGRA disc brake.\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eThe \"BR-R8170\" from the SHIMANO ULTEGRA R8100 series is a hydraulic disc brake caliper designed for road bikes.\u003c\/p\u003e\n\u003cp\u003eThe new generation design increases pad clearance by approximately 10% compared to conventional models. This reduces brake noise caused by contact with the rotor, providing a more comfortable riding experience.\u003c\/p\u003e\n\u003cp\u003eIn addition, Shimano's unique ONE WAY BLEEDING system streamlines brake maintenance. It makes air bleeding easier, helping to maintain stable braking performance.\u003c\/p\u003e\u003c!--nl каменем преткновения стало то, что я не знал, как перевести \"ONE WAY BLEEDING system\". Мне пришлось погуглить и узнать, что это означает. --\u003e\u003cp\u003eThis ULTEGRA grade disc brake caliper offers both powerful stopping power and excellent control performance, providing reliable braking in a wide range of situations, from races to long rides and hill climbs.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3 class=\"list_anchor_cs_h3\"\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003eULTEGRA R8100 series hydraulic disc brake caliper\u003c\/li\u003e\n\n\u003cli\u003eApproximately 10% wider pad clearance reduces rotor rub\u003c\/li\u003e\n\n\u003cli\u003eNew design suppresses brake noise\u003c\/li\u003e\n\n\u003cli\u003eExcellent stopping power and high control performance\u003c\/li\u003e\n\n\u003cli\u003eImproved maintainability with ONE WAY BLEEDING\u003c\/li\u003e\n\n\u003cli\u003eFlat mount compatible\u003c\/li\u003e\n\n\u003cli\u003eStable braking with 2-piston design\u003c\/li\u003e\n\n\u003cli\u003eICE TECHNOLOGIES pad compatible\u003c\/li\u003e\n\n\u003cli\u003eIdeal for road bikes and gravel bikes\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3 class=\"list_anchor_cs_h3\"\u003eSPEC\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003eBrand: SHIMANO\u003c\/li\u003e\n\n\u003cli\u003eModel: BR-R8170\u003c\/li\u003e\n\n\u003cli\u003eSeries: ULTEGRA R8100\u003c\/li\u003e\n\n\u003cli\u003eBrake Type: Hydraulic Disc Brake\u003c\/li\u003e\n\n\u003cli\u003eMount Type: Flat Mount\u003c\/li\u003e\n\n\u003cli\u003eNumber of Pistons: 2\u003c\/li\u003e\n\n\u003cli\u003eCompatible Hose: SM-BH90-JK-SSR\u003c\/li\u003e\n\n\u003cli\u003eHose Joint: Straight\u003c\/li\u003e\n\n\u003cli\u003eCompatible Oil: Shimano Mineral Oil\u003c\/li\u003e\n\n\u003cli\u003eRecommended Brake Lever: ST-R8170\u003c\/li\u003e\n\n\u003cli\u003eRecommended Rotor: RT-MT800 \/ RT-CL800\u003c\/li\u003e\n\n\u003cli\u003eBleeding System: ONE WAY BLEEDING\u003c\/li\u003e\n\n\u003cli\u003eAverage Weight: Approx. 123g\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eWith the R8100 generation disc brakes, the first thing you'll notice is how much quieter they are.\u003c\/p\u003e\n\u003cp\u003eThe increased clearance with the rotor reduces rubbing, and adjustments after wheel changes are also less critical.\u003c\/p\u003e\n\u003cp\u003eThe brake feel is very natural, and its high controllability, allowing you to decelerate precisely as much as you grip, is a major appeal. It offers performance that can be used with confidence even on long descents and in rainy weather.\u003c\/p\u003e\n\u003cp\u003eThis ULTEGRA disc brake caliper is a highly refined product that can handle a wide range of uses, from racing to long rides.\u003c\/p\u003e","brand":"SHIMANO","offers":[{"title":"Front \/ In-store stock","offer_id":50119079198995,"sku":"4550170889517","price":10207.0,"currency_code":"JPY","in_stock":false},{"title":"Front \/ Manufacturer取り寄せ（約10日）","offer_id":50119079264531,"sku":"oty-4550170889517","price":10207.0,"currency_code":"JPY","in_stock":true},{"title":"Rear \/ In-store stock","offer_id":50119079231763,"sku":"4550170889531","price":9566.0,"currency_code":"JPY","in_stock":false},{"title":"Rear \/ Manufacturer取り寄せ（約10日）","offer_id":50119079297299,"sku":"oty-4550170889531","price":9566.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0818\/4237\/2883\/files\/4-1.jpg?v=1732507236"},{"product_id":"cs-r8101-12","title":"CS-R8101-12 (ULTEGRA)","description":"\u003ch3 class=\"list_anchor_cs_h3\"\u003eSHIMANO CS-R8101-12 (ULTEGRA) | 12-speed Cassette Sprocket for High-Speed Shifting and Efficient Gear Ratios\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eSmoothly responds to all pace changes.\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eThe SHIMANO ULTEGRA R8100 series \"CS-R8101-12\" is a 12-speed road cassette sprocket adopting HYPERGLIDE+ technology.\u003c\/p\u003e\n\u003cp\u003eThe refined 12-speed configuration supports efficient cadence maintenance in a wide range of situations, from racing to long rides. It demonstrates smooth and quick shifting performance even under high load, such as during acceleration or climbing.\u003c\/p\u003e\n\u003cp\u003eThe adoption of HYPERGLIDE+ achieves an even more natural shift feel than before. The chain moves quickly to the sprocket, allowing for comfortable shifting without stopping pedaling.\u003c\/p\u003e\n\u003cp\u003eFurthermore, it is compatible not only with new generation 12-speed road freehubs but also with existing 11-speed road freehub bodies. The ability to upgrade to the latest 12-speed system while utilizing existing wheel assets is also a major appeal.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3 class=\"list_anchor_cs_h3\"\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003e12-speed cassette sprocket from the ULTEGRA R8100 series\u003c\/li\u003e\n\n\u003cli\u003eHigh-speed and smooth shifting performance with HYPERGLIDE+\u003c\/li\u003e\n\n\u003cli\u003eStable shifting even under high load\u003c\/li\u003e\n\n\u003cli\u003e12-speed configuration for efficient cadence maintenance\u003c\/li\u003e\n\n\u003cli\u003eSuitable for a wide range of uses from racing to long rides\u003c\/li\u003e\n\n\u003cli\u003eAlso compatible with existing 11-speed road freehub bodies\u003c\/li\u003e\n\n\u003cli\u003eHigh compatibility with the latest 12-speed road components\u003c\/li\u003e\n\n\u003cli\u003eAvailable in two types: 11-30T and 11-34T\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3 class=\"list_anchor_cs_h3\"\u003eSPEC\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003eBrand: SHIMANO\u003c\/li\u003e\n\n\u003cli\u003eModel: CS-R8101-12\u003c\/li\u003e\n\n\u003cli\u003eSeries: ULTEGRA R8100\u003c\/li\u003e\n\n\u003cli\u003eType: HYPERGLIDE+\u003c\/li\u003e\n\n\u003cli\u003eCompatible speeds: 12-speed\u003c\/li\u003e\n\n\u003cli\u003eCompatible chain: HG 12-speed\u003c\/li\u003e\n\n\u003cli\u003eSpline type: HG Spline L2 (Road 12-speed specific)\u003c\/li\u003e\n\n\u003cli\u003eGear configuration (11-30T): 11-12-13-14-15-16-17-19-21-24-27-30T\u003c\/li\u003e\n\n\u003cli\u003eGear configuration (11-34T): 11-12-13-14-15-17-19-21-24-27-30-34T\u003c\/li\u003e\n\n\u003cli\u003eAverage weight: 291g (11-30T), 345g (11-34T)\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eAmong the R8100 generation ULTEGRA, the CS-R8101-12 particularly stands out for its high level of perfection.\u003c\/p\u003e\n\u003cp\u003eThanks to HYPERGLIDE+, shifting is incredibly smooth even while pedaling. Especially when downshifting on climbs or shifting gears to respond to an attack, there's minimal shift shock, maintaining your riding rhythm.\u003c\/p\u003e\n\u003cp\u003eThe 11-30T is recommended for races and predominantly flat rides, while the 11-34T is ideal for hill climbs and long rides. The fact that some wheels can still use an 11-speed freehub body is also a welcome point.\u003c\/p\u003e\n\u003cp\u003eThis 12-speed sprocket is a highly refined product that truly allows you to experience the shifting performance characteristic of the latest ULTEGRA.\u003c\/p\u003e","brand":"SHIMANO","offers":[{"title":"11-30T \/ In-store stock","offer_id":50119094239507,"sku":"4550170849894","price":14081.0,"currency_code":"JPY","in_stock":false},{"title":"11-30T \/ Manufacturer取り寄せ（約10日）","offer_id":50119094305043,"sku":"oty-4550170849894","price":14081.0,"currency_code":"JPY","in_stock":true},{"title":"11-34T \/ In-store stock","offer_id":50119094272275,"sku":"4550170849887","price":14081.0,"currency_code":"JPY","in_stock":false},{"title":"11-34T \/ Manufacturer取り寄せ（約10日）","offer_id":50119094337811,"sku":"oty-4550170849887","price":14081.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0818\/4237\/2883\/files\/1_3149e42f-abf8-485c-b640-db14de519885.jpg?v=1732508501"},{"product_id":"fc-r8100","title":"FC-R8100 (ULTEGRA)","description":"\u003ch3 class=\"list_anchor_cs_h3\"\u003eSHIMANO FC-R8100 (ULTEGRA) | 12-speed Crankset with Enhanced Lightness, Stiffness, and Shifting Performance\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eConvert your pedaling force into reliable propulsion.\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eThe \"FC-R8100\" from the SHIMANO ULTEGRA R8100 series is a crankset compatible with 2x12-speed road components.\u003c\/p\u003e\n\u003cp\u003eBy combining HOLLOWTECH II crank arms and HOLLOWGLIDE chainrings, it achieves a high level of both lightness and stiffness. This design efficiently transfers the rider's power to the road while providing a smooth pedaling feel.\u003c\/p\u003e\n\u003cp\u003eThe hollow-structure HOLLOWGLIDE chainring achieves weight reduction while maintaining high rigidity, and also improves front shifting performance. This enables quick and accurate shifting even during acceleration or climbing.\u003c\/p\u003e\n\u003cp\u003eThis is a core ULTEGRA component that offers high performance inherited from DURA-ACE, making it suitable for a wide range of uses, from racing to long rides and hill climbs.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3 class=\"list_anchor_cs_h3\"\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003eULTEGRA R8100 series 2x12-speed compatible crankset\u003c\/li\u003e\n\n\u003cli\u003eFeatures HOLLOWTECH II crank arms\u003c\/li\u003e\n\n\u003cli\u003eLightweight yet stiff design for excellent power transfer\u003c\/li\u003e\n\n\u003cli\u003eHigh shifting performance due to HOLLOWGLIDE chainrings\u003c\/li\u003e\n\n\u003cli\u003eOptimized stiffness, strength, weight, and rotational performance\u003c\/li\u003e\n\n\u003cli\u003eStable pedaling performance even during sprints and out-of-saddle efforts\u003c\/li\u003e\n\n\u003cli\u003eThree chainring configurations available to suit different uses\u003c\/li\u003e\n\n\u003cli\u003eExtensive lineup of crank arm lengths from 160 to 175mm\u003c\/li\u003e\n\n\u003cli\u003eSuitable for a wide range of uses, from racing to long rides\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3 class=\"list_anchor_cs_h3\"\u003eSPECIFICATIONS\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003eBrand: SHIMANO\u003c\/li\u003e\n\n\u003cli\u003eModel: FC-R8100\u003c\/li\u003e\n\n\u003cli\u003eSeries: ULTEGRA R8100\u003c\/li\u003e\n\n\u003cli\u003eCompatible speeds: 2x12 speed\u003c\/li\u003e\n\n\u003cli\u003eCompatible chain: HG 12-speed\u003c\/li\u003e\n\n\u003cli\u003eChainline: 44.5mm\u003c\/li\u003e\n\n\u003cli\u003eP.C.D.: 110mm\u003c\/li\u003e\n\n\u003cli\u003eSpider: 4-arm\u003c\/li\u003e\n\n\u003cli\u003eChainring configuration: 46-36T \/ 50-34T \/ 52-36T\u003c\/li\u003e\n\n\u003cli\u003eCrank arm length: 160 \/ 165 \/ 170 \/ 172.5 \/ 175mm\u003c\/li\u003e\n\n\u003cli\u003eQ-factor: 148mm\u003c\/li\u003e\n\n\u003cli\u003eCrank structure: HOLLOWTECH II\u003c\/li\u003e\n\n\u003cli\u003eChainring structure: HOLLOWGLIDE\u003c\/li\u003e\n\n\u003cli\u003eRecommended BB (threaded): SM-BBR60\u003c\/li\u003e\n\n\u003cli\u003eRecommended BB (press-fit): SM-BB72-41B\u003c\/li\u003e\n\n\u003cli\u003eBB shell width: 68 \/ 70mm\u003c\/li\u003e\n\n\u003cli\u003eAverage weight: 702g (46-36T) \/ 700g (50-34T) \/ 711g (52-36T)\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eThe FC-R8100 is a crankset that truly embodies the high level of refinement expected from ULTEGRA.\u003c\/p\u003e\n\u003cp\u003eYou can feel the power you put in being directly converted into forward motion. It's responsive during sprints and climbs, giving the bike a more integrated and taut feel. The balance between lightness and stiffness is exceptionally good.\u003c\/p\u003e\n\u003cp\u003eFront shifting is also smooth, providing a sense of security especially when shifting under high load. Its performance is close to DURA-ACE, while offering an excellent balance with cost, which is another attractive point.\u003c\/p\u003e\n\u003cp\u003eThis is a classic crankset recommended not only for race-oriented riders but also for those who want to comfortably enjoy long rides and hill climbs.\u003c\/p\u003e","brand":"SHIMANO","offers":[{"title":"160mm \/ 46-36T \/ In-store stock","offer_id":50119115440403,"sku":"4550170852535","price":41258.0,"currency_code":"JPY","in_stock":false},{"title":"160mm \/ 46-36T \/ Manufacturer order (approx. 10 days)","offer_id":50119115931923,"sku":"oty-4550170852535","price":41258.0,"currency_code":"JPY","in_stock":true},{"title":"160mm \/ 50-34T \/ In-store stock","offer_id":50119115473171,"sku":"4550170893743","price":39745.0,"currency_code":"JPY","in_stock":false},{"title":"160mm \/ 50-34T \/ Manufacturer order (approx. 10 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days)","offer_id":50119116062995,"sku":"oty-4550170893996","price":39745.0,"currency_code":"JPY","in_stock":true},{"title":"165 mm \/ 52-36T \/ In-store stock","offer_id":50119115604243,"sku":"4550170893781","price":39745.0,"currency_code":"JPY","in_stock":false},{"title":"165 mm \/ 52-36T \/ Manufacturer order (approx. 10 days)","offer_id":50119116095763,"sku":"oty-4550170893781","price":39745.0,"currency_code":"JPY","in_stock":true},{"title":"170mm \/ 46-36T \/ In-store stock","offer_id":50119115637011,"sku":"4550170852474","price":41258.0,"currency_code":"JPY","in_stock":false},{"title":"170mm \/ 46-36T \/ Manufacturer order (approx. 10 days)","offer_id":50119116128531,"sku":"oty-4550170852474","price":41258.0,"currency_code":"JPY","in_stock":true},{"title":"170mm \/ 50-34T \/ In-store stock","offer_id":50119115669779,"sku":"4550170894108","price":39745.0,"currency_code":"JPY","in_stock":false},{"title":"170mm \/ 50-34T \/ Manufacturer order (approx. 10 days)","offer_id":50119116161299,"sku":"oty-4550170894108","price":39745.0,"currency_code":"JPY","in_stock":true},{"title":"170mm \/ 52-36T \/ In-store stock","offer_id":50119115702547,"sku":"4550170894092","price":39745.0,"currency_code":"JPY","in_stock":false},{"title":"170mm \/ 52-36T \/ Manufacturer order (approx. 10 days)","offer_id":50119116194067,"sku":"oty-4550170894092","price":39745.0,"currency_code":"JPY","in_stock":true},{"title":"172.5mm \/ 46-36T \/ In-store stock","offer_id":50119115735315,"sku":"4550170852498","price":41258.0,"currency_code":"JPY","in_stock":false},{"title":"172.5mm \/ 46-36T \/ Manufacturer order (approx. 10 days)","offer_id":50119116226835,"sku":"oty-4550170852498","price":41258.0,"currency_code":"JPY","in_stock":true},{"title":"172.5mm \/ 50-34T \/ In-store stock","offer_id":50119115768083,"sku":"4550170894085","price":39745.0,"currency_code":"JPY","in_stock":false},{"title":"172.5mm \/ 50-34T \/ Manufacturer order (approx. 10 days)","offer_id":50119116259603,"sku":"oty-4550170894085","price":39745.0,"currency_code":"JPY","in_stock":true},{"title":"172.5mm \/ 52-36T \/ In-store stock","offer_id":50119115800851,"sku":"4550170894054","price":39745.0,"currency_code":"JPY","in_stock":false},{"title":"172.5mm \/ 52-36T \/ Manufacturer order (approx. 10 days)","offer_id":50119116292371,"sku":"oty-4550170894054","price":39745.0,"currency_code":"JPY","in_stock":true},{"title":"175mm \/ 46-36T \/ In-store stock","offer_id":50119115833619,"sku":"4550170852450","price":41258.0,"currency_code":"JPY","in_stock":false},{"title":"175mm \/ 46-36T \/ Manufacturer order (approx. 10 days)","offer_id":50119116325139,"sku":"oty-4550170852450","price":41258.0,"currency_code":"JPY","in_stock":true},{"title":"175mm \/ 50-34T \/ In-store stock","offer_id":50119115866387,"sku":"4550170894009","price":39745.0,"currency_code":"JPY","in_stock":false},{"title":"175mm \/ 50-34T \/ Manufacturer order (approx. 10 days)","offer_id":50119116357907,"sku":"oty-4550170894009","price":39745.0,"currency_code":"JPY","in_stock":true},{"title":"175mm \/ 52-36T \/ In-store stock","offer_id":50119115899155,"sku":"4550170893729","price":39745.0,"currency_code":"JPY","in_stock":false},{"title":"175mm \/ 52-36T \/ Manufacturer order (approx. 10 days)","offer_id":50119116390675,"sku":"oty-4550170893729","price":39745.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0818\/4237\/2883\/files\/1_2d245568-cf84-4d3c-8416-273607ad35c3.jpg?v=1732509011"},{"product_id":"fc-r8100-p","title":"FC-R8100-P (ULTEGRA)","description":"\u003ch3 class=\"list_anchor_cs_h3\"\u003eSHIMANO FC-R8100-P (ULTEGRA) | Dual-Sided Power Meter Crank that Visualizes Power\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eGet numerical insights into how to get faster that you can't see just by feel.\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eThe SHIMANO ULTEGRA R8100 series \"FC-R8100-P\" is a dual-sided power meter integrated crankset that supports independent left and right measurement.\u003c\/p\u003e\n\u003cp\u003eShimano's unique strain gauge technology achieves highly accurate power measurement of ±2% across the entire calibration range. It supports not only left and right power balance but also force vector measurement, which helps in analyzing pedaling efficiency and optimizing training.\u003c\/p\u003e\n\u003cp\u003eThe power meter is smartly integrated into the crank, ensuring waterproofing and high durability. The active temperature compensation function makes it less susceptible to environmental changes, enabling stable measurement regardless of season or conditions.\u003c\/p\u003e\n\u003cp\u003eFurthermore, it supports Bluetooth® LE and ANT+, allowing easy connection to cycling computers and training apps. This high-performance power meter crank is widely used by race-oriented riders, long-distance riders, and training enthusiasts alike.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3 class=\"list_anchor_cs_h3\"\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003eULTEGRA R8100 series dual-sided power meter crank\u003c\/li\u003e\n\n\u003cli\u003eSupports independent left and right power measurement\u003c\/li\u003e\n\n\u003cli\u003eAdopts Shimano's unique strain gauge technology\u003c\/li\u003e\n\n\u003cli\u003eHigh-precision data acquisition with ±2% measurement accuracy\u003c\/li\u003e\n\n\u003cli\u003eSupports force vector measurement\u003c\/li\u003e\n\n\u003cli\u003eEquipped with active temperature compensation function\u003c\/li\u003e\n\n\u003cli\u003eBluetooth® LE and ANT+ connectivity\u003c\/li\u003e\n\n\u003cli\u003eEasy zero offset calibration with a button on the unit\u003c\/li\u003e\n\n\u003cli\u003eIntegrated design with excellent waterproofing and durability\u003c\/li\u003e\n\n\u003cli\u003eSupports data analysis with SHIMANO CONNECT Lab\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3 class=\"list_anchor_cs_h3\"\u003eSPEC\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003eSeries: ULTEGRA R8100\u003c\/li\u003e\n\n\u003cli\u003eModel: FC-R8100-P\u003c\/li\u003e\n\n\u003cli\u003eCompatible speeds: 2×12speed\u003c\/li\u003e\n\n\u003cli\u003ePower measurement: Independent left and right measurement\u003c\/li\u003e\n\n\u003cli\u003eMeasurement accuracy: ±2%\u003c\/li\u003e\n\n\u003cli\u003eNumber of strain sensors: 24\u003c\/li\u003e\n\n\u003cli\u003eForce vector measurement: Supported\u003c\/li\u003e\n\n\u003cli\u003eCadence measurement: Supported\u003c\/li\u003e\n\n\u003cli\u003eConnectivity: Bluetooth® LE \/ ANT+\u003c\/li\u003e\n\n\u003cli\u003eTemperature compensation: Active temperature compensation\u003c\/li\u003e\n\n\u003cli\u003eBattery: Built-in lithium-ion\u003c\/li\u003e\n\n\u003cli\u003eBattery life: Approximately 226-300 hours\u003c\/li\u003e\n\n\u003cli\u003eChainring configuration: 50-34T \/ 52-36T \/ no chainring\u003c\/li\u003e\n\n\u003cli\u003eCrank arm length: 160 \/ 165 \/ 170 \/ 172.5 \/ 175mm\u003c\/li\u003e\n\n\u003cli\u003eAverage weight: 758g (50-34T), 769g (52-36T)\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eIf you are serious about training, a power meter can be a very powerful tool.\u003c\/p\u003e\n\u003cp\u003eThe FC-R8100-P can measure left and right independently, allowing you to understand not only simple power output but also left\/right balance and pedaling habits. By utilizing the force vector function, you can objectively analyze your pedaling.\u003c\/p\u003e\n\u003cp\u003eThe crank-integrated design gives it a clean look, and it also seems to have excellent waterproofing and durability. It's recommended not only for riders aiming for races but also for long-distance riders who want to get faster efficiently.\u003c\/p\u003e\n\u003cp\u003eAs expected from the ULTEGRA grade, I believe it is a power meter crank with an excellent balance of performance and price.\u003c\/p\u003e","brand":"SHIMANO","offers":[{"title":"50-34T \/ 170mm \/ In-store stock","offer_id":50119214334227,"sku":"4550170821197","price":170453.0,"currency_code":"JPY","in_stock":false},{"title":"50-34T \/ 170mm \/ Manufacturer order (approx. 10 days)","offer_id":50119214825747,"sku":"oty-4550170821197","price":170453.0,"currency_code":"JPY","in_stock":true},{"title":"50-34T \/ 172.5mm \/ In-store stock","offer_id":50119214366995,"sku":"4550170172862","price":170453.0,"currency_code":"JPY","in_stock":false},{"title":"50-34T \/ 172.5mm \/ Manufacturer order (approx. 10 days)","offer_id":50119214858515,"sku":"oty-4550170172862","price":170453.0,"currency_code":"JPY","in_stock":false},{"title":"50-34T \/ 175mm \/ In-store stock","offer_id":50119214399763,"sku":"4550170172855","price":170453.0,"currency_code":"JPY","in_stock":false},{"title":"50-34T \/ 175mm \/ Manufacturer order (approx. 10 days)","offer_id":50119214891283,"sku":"oty-4550170172855","price":170453.0,"currency_code":"JPY","in_stock":true},{"title":"52-36T \/ 170mm \/ In-store stock","offer_id":50119214498067,"sku":"4550170821234","price":170453.0,"currency_code":"JPY","in_stock":false},{"title":"52-36T \/ 170mm \/ Manufacturer order (approx. 10 days)","offer_id":50119214989587,"sku":"oty-4550170821234","price":170453.0,"currency_code":"JPY","in_stock":true},{"title":"52-36T \/ 172.5mm \/ In-store stock","offer_id":50119214530835,"sku":"4550170821203","price":170453.0,"currency_code":"JPY","in_stock":false},{"title":"52-36T \/ 172.5mm \/ Manufacturer order (approx. 10 days)","offer_id":50119215022355,"sku":"oty-4550170821203","price":170453.0,"currency_code":"JPY","in_stock":true},{"title":"52-36T \/ 175mm \/ In-store stock","offer_id":50119214563603,"sku":"4550170172909","price":170453.0,"currency_code":"JPY","in_stock":false},{"title":"52-36T \/ 175mm \/ Manufacturer order (approx. 10 days)","offer_id":50119215055123,"sku":"oty-4550170172909","price":170453.0,"currency_code":"JPY","in_stock":true},{"title":"Chainring not included \/ 170mm \/ In-store stock","offer_id":50119214661907,"sku":"4550170821135","price":156743.0,"currency_code":"JPY","in_stock":false},{"title":"Chainring not included \/ 170mm \/ Manufacturer order (approx. 10 days)","offer_id":50119215153427,"sku":"oty-4550170821135","price":156743.0,"currency_code":"JPY","in_stock":true},{"title":"Chainring not included \/ 172.5mm \/ In-store stock","offer_id":50119214694675,"sku":"4550170172824","price":156743.0,"currency_code":"JPY","in_stock":false},{"title":"Chainring not included \/ 172.5mm \/ Manufacturer order (approx. 10 days)","offer_id":50119215186195,"sku":"oty-4550170172824","price":156743.0,"currency_code":"JPY","in_stock":true},{"title":"Chainring not included \/ 175mm \/ In-store stock","offer_id":50119214727443,"sku":"4550170172886","price":156743.0,"currency_code":"JPY","in_stock":false},{"title":"Chainring not included \/ 175mm \/ Manufacturer order (approx. 10 days)","offer_id":50119215218963,"sku":"oty-4550170172886","price":156743.0,"currency_code":"JPY","in_stock":true},{"title":"Chainring not included \/ 160mm \/ In-store stock","offer_id":50119214596371,"sku":"4550170821180","price":156743.0,"currency_code":"JPY","in_stock":false},{"title":"Chainring not included \/ 160mm \/ Manufacturer order (approx. 10 days)","offer_id":50119215087891,"sku":"oty-4550170821180","price":156743.0,"currency_code":"JPY","in_stock":true},{"title":"Chainring not included \/ 165 mm \/ In-store stock","offer_id":50119214629139,"sku":"4550170821227","price":156743.0,"currency_code":"JPY","in_stock":false},{"title":"Chainring not included \/ 165 mm \/ Manufacturer order (approx. 10 days)","offer_id":50119215120659,"sku":"oty-4550170821227","price":156743.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0818\/4237\/2883\/files\/FC-R8100-P_1.jpg?v=1732513795"},{"product_id":"pd-r8000","title":"PD-R8000 (ULTEGRA)","description":"\u003ch3 class=\"list_anchor_cs_h3\"\u003eSHIMANO PD-R8000 (ULTEGRA) | SPD-SL Road Pedals for Highly Efficient Power Transfer\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eUnleash every ounce of power forward.\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eThe SHIMANO ULTEGRA R8000 series \"PD-R8000\" are SPD-SL clipless pedals that are suitable for a wide range of uses, from racing to long-distance rides.\u003c\/p\u003e\n\u003cp\u003eFeaturing a lightweight carbon composite body and a wide pedaling platform, they achieve high rigidity and excellent power transfer performance. They efficiently receive pedaling force, effectively converting rider output into propulsion.\u003c\/p\u003e\n\u003cp\u003eAdditionally, the contact surface uses a durable stainless steel body plate. This reduces wear from repeated cleat engagement and disengagement, maintaining stable performance over a long period.\u003c\/p\u003e\n\u003cp\u003eEquipped with adjustable entry and release tension, they allow for settings tailored to preferences, from beginners to race-oriented riders. These are standard road pedals that offer ULTEGRA's characteristic high performance and reliability.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3 class=\"list_anchor_cs_h3\"\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003eULTEGRA R8000 series SPD-SL road pedals\u003c\/li\u003e\n\n\u003cli\u003eLightweight and highly rigid carbon composite body\u003c\/li\u003e\n\n\u003cli\u003eExcellent power transfer performance due to wide pedaling platform\u003c\/li\u003e\n\n\u003cli\u003eHigh durability with stainless steel body plate\u003c\/li\u003e\n\n\u003cli\u003eReduces wear and deformation of the pedal body\u003c\/li\u003e\n\n\u003cli\u003eEquipped with adjustable entry and release tension\u003c\/li\u003e\n\n\u003cli\u003eSmooth engagement\/disengagement and stable hold performance\u003c\/li\u003e\n\n\u003cli\u003eSuitable for a wide range of uses, from racing to long-distance rides\u003c\/li\u003e\n\n\u003cli\u003eAlso available with a +4mm axle specification\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3 class=\"list_anchor_cs_h3\"\u003eSPEC\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003eSeries: ULTEGRA R8000\u003c\/li\u003e\n\n\u003cli\u003eModel: PD-R8000\u003c\/li\u003e\n\n\u003cli\u003eType: SPD-SL clipless pedals\u003c\/li\u003e\n\n\u003cli\u003eBody Material: Carbon Composite\u003c\/li\u003e\n\n\u003cli\u003eBinding: Single-sided\u003c\/li\u003e\n\n\u003cli\u003eStack Height: 15.8mm\u003c\/li\u003e\n\n\u003cli\u003ePedal Center: 52mm\u003c\/li\u003e\n\n\u003cli\u003ePedal Center (+4mm axle spec): 56mm\u003c\/li\u003e\n\n\u003cli\u003eRoad Clearance: 33°\u003c\/li\u003e\n\n\u003cli\u003eCompatible Cleats: SM-SH11 \/ SM-SH10 \/ SM-SH12\u003c\/li\u003e\n\n\u003cli\u003eAverage Weight: Approx. 248g (pair)\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eThe PD-R8000 is a standard SPD-SL pedal with an excellent balance of performance and price.\u003c\/p\u003e\n\u003cp\u003eThe wide platform gives a sensation of power being transferred directly, making long rides feel less fatiguing. The rigidity is also sufficient, and there is almost no dissatisfaction felt during races or hill climbs.\u003c\/p\u003e\n\u003cp\u003eFurthermore, the engagement and disengagement feel is clear, and the tension can be finely adjusted, making it an easily recommendable model for those new to clipless pedals.\u003c\/p\u003e\n\u003cp\u003eI believe these are long-lasting road pedals that offer performance inherited from DURA-ACE while keeping costs down.\u003c\/p\u003e","brand":"SHIMANO","offers":[{"title":"52mm (Normal) \/ In-store stock","offer_id":50119279804691,"sku":"4524667646297","price":24828.0,"currency_code":"JPY","in_stock":false},{"title":"52mm (Normal) \/ Manufacturer取り寄せ（約10日）","offer_id":50119279870227,"sku":"oty-4524667646297","price":24828.0,"currency_code":"JPY","in_stock":true},{"title":"56mm (plus 4mm axle type) \/ In-store stock","offer_id":50119279837459,"sku":"4524667646280","price":25227.0,"currency_code":"JPY","in_stock":false},{"title":"56mm (plus 4mm axle type) \/ Manufacturer取り寄せ（約10日）","offer_id":50119279902995,"sku":"oty-4524667646280","price":25227.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0818\/4237\/2883\/files\/1_5dc4fd2a-a9b4-4db1-b657-34ba42f77aa3.jpg?v=1732516101"},{"product_id":"rt-cl800","title":"RT-CL800","description":"\u003ch3 class=\"list_anchor_cs_h3\"\u003eSHIMANO RT-CL800 | ULTEGRA Grade Disc Brake Rotor with Enhanced Heat Dissipation and Silence\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eConsistent braking power even on long descents.\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eThe SHIMANO \"RT-CL800\" is a centerlock disc brake rotor adopted in the ULTEGRA R8100 series.\u003c\/p\u003e\n\u003cp\u003eFeaturing SHIMANO's unique ICE TECHNOLOGIES FREEZA, it suppresses brake temperature rise through high heat dissipation. This maintains stable braking during long descents and high-load rides, reducing fade.\u003c\/p\u003e\n\u003cp\u003eFurthermore, a newly designed arm shape increases rotor rigidity while suppressing vibration and resonance. This improves quietness compared to conventional models, providing a more comfortable and reassuring riding experience.\u003c\/p\u003e\n\u003cp\u003eThis high-performance disc rotor is suitable for a wide range of categories, including road bikes, gravel roads, and endurance roads.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3 class=\"list_anchor_cs_h3\"\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003eDisc brake rotor adopted in the ULTEGRA R8100 series\u003c\/li\u003e\n\n\u003cli\u003eExcellent heat dissipation performance with ICE TECHNOLOGIES FREEZA\u003c\/li\u003e\n\n\u003cli\u003eMaintains stable braking performance even on long descents\u003c\/li\u003e\n\n\u003cli\u003eHigh-rigidity design with a newly designed arm shape\u003c\/li\u003e\n\n\u003cli\u003eHigh quietness that suppresses rotor squeal and vibration\u003c\/li\u003e\n\n\u003cli\u003eCenterlock mounting for easy and secure attachment\u003c\/li\u003e\n\n\u003cli\u003eCompatible with a wide range of bikes from road to gravel\u003c\/li\u003e\n\n\u003cli\u003eAvailable in a wide range of sizes from 140mm to 203mm\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3 class=\"list_anchor_cs_h3\"\u003eSPEC\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003eModel: RT-CL800\u003c\/li\u003e\n\n\u003cli\u003eSeries: ULTEGRA R8100\u003c\/li\u003e\n\n\u003cli\u003eType: Disc brake rotor\u003c\/li\u003e\n\n\u003cli\u003eMounting method: Centerlock\u003c\/li\u003e\n\n\u003cli\u003eTechnology: ICE TECHNOLOGIES FREEZA\u003c\/li\u003e\n\n\u003cli\u003eCompatible pad shape: Narrow\u003c\/li\u003e\n\n\u003cli\u003eSize lineup: 140mm \/ 160mm \/ 180mm \/ 203mm\u003c\/li\u003e\n\n\u003cli\u003eAverage weight: 97g (140mm), 114g (160mm), 139g (180mm), 169g (203mm)\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eIf you want to fully utilize your disc brake's performance, choosing the right rotor is crucial.\u003c\/p\u003e\n\u003cp\u003eThe RT-CL800 has high heat dissipation, which gives the impression of stable braking power even on long descents or rides with luggage. You'll likely feel the benefits particularly in summer or during mountain rides.\u003c\/p\u003e\n\u003cp\u003eAnother attractive feature is the low noise and vibration during braking, contributing to overall riding comfort.\u003c\/p\u003e\n\u003cp\u003eInheriting the same design philosophy as the DURA-ACE grade RT-CL900, this model is a highly recommended standard rotor that offers an excellent balance of performance and cost.\u003c\/p\u003e","brand":"SHIMANO","offers":[{"title":"140mm \/ Internal serration \/ In-store stock","offer_id":50119303823635,"sku":"4550170232733","price":7940.0,"currency_code":"JPY","in_stock":false},{"title":"140mm \/ Internal serration \/ Order from manufacturer (approx. 10 days)","offer_id":50119303954707,"sku":"oty-4550170232733","price":7940.0,"currency_code":"JPY","in_stock":true},{"title":"140mm \/ External serrations \/ In-store stock","offer_id":50119313916179,"sku":"4550170232740","price":8120.0,"currency_code":"JPY","in_stock":false},{"title":"140mm \/ External serrations \/ Order from manufacturer (approx. 10 days)","offer_id":50119314047251,"sku":"oty-4550170232740","price":8120.0,"currency_code":"JPY","in_stock":true},{"title":"160mm \/ Internal serration \/ In-store stock","offer_id":50119303856403,"sku":"4550170232771","price":7940.0,"currency_code":"JPY","in_stock":false},{"title":"160mm \/ Internal serration \/ Order from manufacturer (approx. 10 days)","offer_id":50119303987475,"sku":"oty-4550170232771","price":7940.0,"currency_code":"JPY","in_stock":true},{"title":"160mm \/ External serrations \/ In-store stock","offer_id":50119313948947,"sku":"4550170232719","price":8120.0,"currency_code":"JPY","in_stock":false},{"title":"160mm \/ External serrations \/ Order from manufacturer (approx. 10 days)","offer_id":50119314080019,"sku":"oty-4550170232719","price":8120.0,"currency_code":"JPY","in_stock":true},{"title":"180mm \/ External serrations \/ In-store stock","offer_id":50119313981715,"sku":"4550170309565","price":8416.0,"currency_code":"JPY","in_stock":false},{"title":"180mm \/ External serrations \/ Order from manufacturer (approx. 10 days)","offer_id":50119314112787,"sku":"oty-4550170309565","price":8416.0,"currency_code":"JPY","in_stock":true},{"title":"203mm \/ Internal serration \/ In-store stock","offer_id":50119303921939,"sku":"4550170309589","price":9188.0,"currency_code":"JPY","in_stock":false},{"title":"203mm \/ Internal serration \/ Order from manufacturer (approx. 10 days)","offer_id":50119304053011,"sku":"oty-4550170309589","price":9188.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0818\/4237\/2883\/files\/1_ca1e45ba-b79e-408d-9201-eda114bd024e.jpg?v=1732517080"},{"product_id":"st-r8170-br-r8170-jkit","title":"ST-R8170 \/ BR-R8170 J-kit (ULTEGRA)","description":"\u003ch3 class=\"list_anchor_cs_h3\"\u003eSHIMANO ST-R8170 \/ BR-R8170 J-Kit (ULTEGRA)｜J-Kit Set for Smart Introduction of Latest Di2 and Hydraulic Disc\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eShifting and braking, to the latest ULTEGRA quality.\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eThe \"ST-R8170 \/ BR-R8170 J-Kit\" from the SHIMANO ULTEGRA R8100 series is a set model that combines 12-speed Di2-compatible dual control levers with hydraulic disc brake calipers.\u003c\/p\u003e\n\u003cp\u003eThe ST-R8170 features an evolved ergonomic design based on feedback from professional riders. The raised upper portion of the bracket improves stability in the aero position, ensuring comfortable operation even during long rides.\u003c\/p\u003e\n\u003cp\u003eThe BR-R8170 caliper has increased pad clearance, reducing rotor rub. Furthermore, it delivers excellent braking control and modulation performance with its SERVOWAVE mechanism, enabling reliable braking at high speeds and on long descents.\u003c\/p\u003e\n\u003cp\u003eBeing a J-Kit specification, the levers, calipers, and hoses are all included as a set, making it ideal for introducing or upgrading to a Di2 hydraulic disc system.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3 class=\"list_anchor_cs_h3\"\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003eULTEGRA R8100 series Di2 STI lever \u0026amp; hydraulic disc brake set\u003c\/li\u003e\n\n\u003cli\u003eFeatures ST-R8170 Dual Control Levers\u003c\/li\u003e\n\n\u003cli\u003eFeatures BR-R8170 Hydraulic Disc Brake Calipers\u003c\/li\u003e\n\n\u003cli\u003eWireless Di2 compatibility for a clean cockpit\u003c\/li\u003e\n\n\u003cli\u003eNew ergonomic design for comfortable grip and high operability\u003c\/li\u003e\n\n\u003cli\u003eExcellent brake control with SERVOWAVE mechanism\u003c\/li\u003e\n\n\u003cli\u003eImproved modulation performance for delicate braking\u003c\/li\u003e\n\n\u003cli\u003eSupports both wired and wireless Di2 connections\u003c\/li\u003e\n\n\u003cli\u003eSupports satellite shifter connection\u003c\/li\u003e\n\n\u003cli\u003eJ-Kit specification for efficient assembly work\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3 class=\"list_anchor_cs_h3\"\u003eSPEC\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003eSeries: ULTEGRA R8100\u003c\/li\u003e\n\n\u003cli\u003eSet contents: ST-R8170 ×2, BR-R8170 ×2, Brake hose\u003c\/li\u003e\n\n\u003cli\u003eCompatible speeds: 2×12-speed\u003c\/li\u003e\n\n\u003cli\u003eBrake type: Hydraulic disc brake\u003c\/li\u003e\n\n\u003cli\u003eBrake hose: SM-BH90-JK-SSR\u003c\/li\u003e\n\n\u003cli\u003eHose joint: Straight\u003c\/li\u003e\n\n\u003cli\u003eRecommended caliper: BR-R8170\u003c\/li\u003e\n\n\u003cli\u003eOil: Shimano Mineral Oil\u003c\/li\u003e\n\n\u003cli\u003eReach adjust mechanism: Included\u003c\/li\u003e\n\n\u003cli\u003eFree stroke adjustment: Supported\u003c\/li\u003e\n\n\u003cli\u003eSERVOWAVE: Included\u003c\/li\u003e\n\n\u003cli\u003eSD300 port: 1\u003c\/li\u003e\n\n\u003cli\u003eSD300 satellite shifter port: 1\u003c\/li\u003e\n\n\u003cli\u003eBattery: CR1632\u003c\/li\u003e\n\n\u003cli\u003eAverage weight: Approx. 391g (ST-R8170 pair)\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eIf you're building a new Di2 hydraulic disc setup, this J-Kit is a very convenient option.\u003c\/p\u003e\n\u003cp\u003eSince the lever and caliper combination is pre-packaged, it's easy to choose parts and assembly is smooth. You can fully experience the high shifting performance and brake control characteristic of ULTEGRA.\u003c\/p\u003e\n\u003cp\u003eThe bracket shape is also very easy to grip, providing comfort on long rides and climbs. The brake feel is natural, giving you peace of mind on descents with many turns.\u003c\/p\u003e\n\u003cp\u003eIn terms of performance, it approaches DURA-ACE while offering an excellent balance of cost. It's a recommended set for both upgrades and new builds.\u003c\/p\u003e","brand":"SHIMANO","offers":[{"title":"Left lever + rear brake (hose length: 1700mm) \/ In-store stock","offer_id":50119513866515,"sku":"4550170241049","price":61719.0,"currency_code":"JPY","in_stock":false},{"title":"Left lever + rear brake (hose length: 1700mm) \/ Order from manufacturer (approx. 10 days)","offer_id":50119513932051,"sku":"oty-4550170241049","price":61719.0,"currency_code":"JPY","in_stock":true},{"title":"Right lever + front brake (hose length: 1000mm) \/ In-store stock","offer_id":50119513899283,"sku":"4550170241025","price":61656.0,"currency_code":"JPY","in_stock":false},{"title":"Right lever + front brake (hose length: 1000mm) \/ Order from manufacturer (approx. 10 days)","offer_id":50119513964819,"sku":"oty-4550170241025","price":61656.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0818\/4237\/2883\/files\/jkit1_1.jpg?v=1732522713"},{"product_id":"st-r8170","title":"ST-R8170 (ULTEGRA)","description":"\u003ch3 class=\"list_anchor_cs_h3\"\u003eSHIMANO ST-R8170 (ULTEGRA) | 12-speed Di2 Hydraulic STI Lever with Evolved Operability and Braking Power\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eInstantaneous Confidence in Your Grip. Next-Generation ULTEGRA Di2 Control Performance.\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eThe \"ST-R8170\" from the SHIMANO ULTEGRA R8100 series is a dual control lever for hydraulic disc brakes compatible with 2x12-speed Di2 systems.\u003c\/p\u003e\n\u003cp\u003eWireless connectivity provides a clean cockpit area, improving aerodynamics and maintainability. While maintaining shifting performance, it achieves a more refined road bike system.\u003c\/p\u003e\n\u003cp\u003eFurthermore, based on feedback from professional riders, the bracket shape and lever position have been revised, significantly improving grip comfort and control performance. Brake lever stroke and modulation performance have also been optimized, providing a high level of confidence during high-speed riding and technical descents.\u003c\/p\u003e\n\u003cp\u003eInheriting the latest technology from DURA-ACE, this high-performance Di2 STI lever is suitable for a wide range of uses, from racing to long-distance rides.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3 class=\"list_anchor_cs_h3\"\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003e12-speed Di2 dual control lever from the ULTEGRA R8100 series\u003c\/li\u003e\n\n\u003cli\u003eHydraulic disc brake compatible model\u003c\/li\u003e\n\n\u003cli\u003eClean cockpit achieved through wireless connection\u003c\/li\u003e\n\n\u003cli\u003eNew ergonomic design reflecting feedback from professional riders\u003c\/li\u003e\n\n\u003cli\u003eUpward-extending bracket shape improves comfort in aero position\u003c\/li\u003e\n\n\u003cli\u003eLight and smooth lever operation\u003c\/li\u003e\n\n\u003cli\u003eImproved brake modulation performance\u003c\/li\u003e\n\n\u003cli\u003eFeatures Servo Wave mechanism\u003c\/li\u003e\n\n\u003cli\u003eSupports both wired and wireless Di2 connections\u003c\/li\u003e\n\n\u003cli\u003eSupports satellite shifter connection\u003c\/li\u003e\n\n\u003cli\u003eLong battery life of approximately 1.5 to 2 years with CR1632 battery\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3 class=\"list_anchor_cs_h3\"\u003eSPEC\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003eSeries: ULTEGRA R8100\u003c\/li\u003e\n\n\u003cli\u003eModel: ST-R8170\u003c\/li\u003e\n\n\u003cli\u003eCompatible speeds: 2x12 speed\u003c\/li\u003e\n\n\u003cli\u003eShifter type: Dual Control Lever\u003c\/li\u003e\n\n\u003cli\u003eCompatible brakes: Hydraulic disc brakes\u003c\/li\u003e\n\n\u003cli\u003eRecommended caliper: BR-R8170\u003c\/li\u003e\n\n\u003cli\u003eCompatible hose: SM-BH90-JK-SSR\u003c\/li\u003e\n\n\u003cli\u003eHose joint: Straight\u003c\/li\u003e\n\n\u003cli\u003eOil: Shimano Mineral Oil\u003c\/li\u003e\n\n\u003cli\u003eReach adjust mechanism: Included\u003c\/li\u003e\n\n\u003cli\u003eFree stroke adjustment: Supported\u003c\/li\u003e\n\n\u003cli\u003eServo Wave: Included\u003c\/li\u003e\n\n\u003cli\u003eSD300 port: 1\u003c\/li\u003e\n\n\u003cli\u003eSD300 satellite shifter port: 1\u003c\/li\u003e\n\n\u003cli\u003eBattery: CR1632\u003c\/li\u003e\n\n\u003cli\u003eAverage weight: Approx. 391g (pair)\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eWhat is particularly noticeable in terms of evolution with the R8100 generation is the grip comfort and brake control of the ST-R8170.\u003c\/p\u003e\n\u003cp\u003eThe bracket shape feels very natural, giving the impression that your hands will not tire easily even during long rides. The brakes are also easy to control from the moment you grip them, providing a sense of security even on descents or in wet weather.\u003c\/p\u003e\n\u003cp\u003eThe shifting response of Di2 is, of course, excellent, and the feeling of precise shifting the moment you press the lever is something you won't want to give up once you've experienced it.\u003c\/p\u003e\n\u003cp\u003eThis latest generation ULTEGRA STI lever is recommended not only for race-oriented riders but also for long-distance riders who prioritize comfort and operability.\u003c\/p\u003e","brand":"SHIMANO","offers":[{"title":"Left lever \/ In-store stock","offer_id":50119712801043,"sku":"4550170240707","price":46604.0,"currency_code":"JPY","in_stock":false},{"title":"Left lever \/ Order from manufacturer (approx. 10 days)","offer_id":50119712866579,"sku":"oty-4550170240707","price":46604.0,"currency_code":"JPY","in_stock":true},{"title":"Right lever \/ In-store stock","offer_id":50119712833811,"sku":"4550170240684","price":46604.0,"currency_code":"JPY","in_stock":false},{"title":"Right lever \/ Order from manufacturer (approx. 10 days)","offer_id":50119712899347,"sku":"oty-4550170240684","price":46604.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0818\/4237\/2883\/files\/ST-R8170_1.jpg?v=1732527860"},{"product_id":"st-r8150","title":"ST-R8150 (ULTEGRA)","description":"\u003ch3 class=\"list_anchor_cs_h3\"\u003eSHIMANO ST-R8150 (ULTEGRA) | 12-speed Di2 Dual Control Lever for Intuitive Operation\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eMore natural shifting and braking. The control center connecting rider and bike.\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eThe \"ST-R8150\" from the SHIMANO ULTEGRA R8100 series is a dual control lever for rim brakes, compatible with 2x12-speed Di2 systems.\u003c\/p\u003e\n\u003cp\u003eIt features an ergonomic shape designed for the new generation Di2 system, providing a more natural grip and superior operability. The shift switch with a clear click feel ensures reliable shifting even when wearing gloves or under high load.\u003c\/p\u003e\n\u003cp\u003eThe hood shape and surface texture have also been revised, improving stability during braking and dancing. While offering control performance and reliability honed in racing, it also provides comfortable operability for long rides.\u003c\/p\u003e\n\u003cp\u003eInheriting technology from DURA-ACE, this is a standard Di2 control lever for modern road bikes.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3 class=\"list_anchor_cs_h3\"\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003eULTEGRA R8100 series 12-speed Di2 Dual Control Lever\u003c\/li\u003e\n\n\u003cli\u003eRim brake compatible model\u003c\/li\u003e\n\n\u003cli\u003eAchieves intuitive and quick Di2 shifting operation\u003c\/li\u003e\n\n\u003cli\u003eAdopts a shift switch with a clear click feel\u003c\/li\u003e\n\n\u003cli\u003eExcellent grip comfort with newly designed ergonomic hoods\u003c\/li\u003e\n\n\u003cli\u003eAdopts a surface texture for enhanced grip\u003c\/li\u003e\n\n\u003cli\u003eHigh control performance developed in racing\u003c\/li\u003e\n\n\u003cli\u003eEquipped with reach adjust mechanism\u003c\/li\u003e\n\n\u003cli\u003eSupports SD300 satellite shifter connection\u003c\/li\u003e\n\n\u003cli\u003eSLR-EV brake system compatible\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3 class=\"list_anchor_cs_h3\"\u003eSPEC\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003eSeries: ULTEGRA R8100\u003c\/li\u003e\n\n\u003cli\u003eModel: ST-R8150\u003c\/li\u003e\n\n\u003cli\u003eCompatible speeds: 2x12 speed\u003c\/li\u003e\n\n\u003cli\u003eShifter type: Dual Control Lever\u003c\/li\u003e\n\n\u003cli\u003eBrake compatibility: Rim brake\u003c\/li\u003e\n\n\u003cli\u003eReach adjust mechanism: Equipped\u003c\/li\u003e\n\n\u003cli\u003eClamp diameter: 23.8-24.2mm\u003c\/li\u003e\n\n\u003cli\u003eDi2 connection: Wired\u003c\/li\u003e\n\n\u003cli\u003eNumber of SD300 ports: 2\u003c\/li\u003e\n\n\u003cli\u003ePort for SD300 satellite shifter: 1\u003c\/li\u003e\n\n\u003cli\u003eSLR-EV compatible\u003c\/li\u003e\n\n\u003cli\u003eAverage weight: Approx. 295g (pair)\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eThe STI lever of the R8100 generation feels perfectly fitted from the moment you grasp it.\u003c\/p\u003e\n\u003cp\u003eThe bracket shape is natural, giving the impression that your hands will not tire even during long rides. The clear click feel of the shift buttons is also appealing, making shifting errors less likely.\u003c\/p\u003e\n\u003cp\u003eIn addition to the reliable shifting performance unique to Di2, it also offers high stability during braking, allowing for confident operation when descending or cruising at high speeds.\u003c\/p\u003e\n\u003cp\u003eFor those who want to build a rim brake road bike with the latest Di2 system, this is a classic model with an excellent balance of performance and price.\u003c\/p\u003e","brand":"SHIMANO","offers":[{"title":"Left lever \/ In-store stock","offer_id":50119727972627,"sku":"4550170889852","price":26027.0,"currency_code":"JPY","in_stock":false},{"title":"Left lever \/ Order from manufacturer (approx. 10 days)","offer_id":50119728070931,"sku":"oty-4550170889852","price":26027.0,"currency_code":"JPY","in_stock":true},{"title":"Right lever \/ In-store stock","offer_id":50119728005395,"sku":"4550170889845","price":26027.0,"currency_code":"JPY","in_stock":false},{"title":"Right lever \/ Order from manufacturer (approx. 10 days)","offer_id":50119728103699,"sku":"oty-4550170889845","price":26027.0,"currency_code":"JPY","in_stock":true},{"title":"Left and right lever set \/ In-store stock","offer_id":50119728038163,"sku":"4550170897918","price":53522.0,"currency_code":"JPY","in_stock":false},{"title":"Left and right lever set \/ Order from manufacturer (approx. 10 days)","offer_id":50119728136467,"sku":"oty-4550170897918","price":53522.0,"currency_code":"JPY","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0818\/4237\/2883\/files\/1_73583864-4eaa-4773-aca1-3dbfa3d7dd8e.jpg?v=1732528600"},{"product_id":"rd-r8150","title":"RD-R8150 (ULTEGRA)","description":"\u003ch3 class=\"list_anchor_cs_h3\"\u003eSHIMANO RD-R8150 (ULTEGRA) | Shimano's Fastest Shifting 12-Speed Di2 Rear Derailleur\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eULTEGRA Di2: Less time thinking about shifting, more time focusing on your ride.\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eThe \"RD-R8150\" from the SHIMANO ULTEGRA R8100 series is the core rear derailleur of the 12-speed Di2 system.\u003c\/p\u003e\n\u003cp\u003eAchieving approximately 58% faster rear shifting compared to the previous generation, it reacts instantly to rider input. It delivers smooth and accurate shifting performance even under load, such as during climbs, high-speed cruising, or sprints.\u003c\/p\u003e\n\u003cp\u003eBy integrating the wireless unit, charging port, and switch into a compact body, it offers both a clean appearance and easy maintenance. Furthermore, its wide-range design, compatible with up to 34T, caters to a broad range of uses, from race-oriented setups to long-distance rides and hill-climbing specifications.\u003c\/p\u003e\n\u003cp\u003eThis Di2 rear derailleur, inheriting the shifting performance and reliability of the higher-end DURA-ACE, is set to become the new standard for modern road bikes.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3 class=\"list_anchor_cs_h3\"\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003e12-speed Di2 rear derailleur compatible with ULTEGRA R8100 series\u003c\/li\u003e\n\n\u003cli\u003eRear shifting approximately 58% faster than previous models\u003c\/li\u003e\n\n\u003cli\u003eCompact design integrating wireless unit, charging port, and switch\u003c\/li\u003e\n\n\u003cli\u003eWide-range design compatible with up to 34T sprockets\u003c\/li\u003e\n\n\u003cli\u003eEquipped with LED status indicator\u003c\/li\u003e\n\n\u003cli\u003eEasy to check battery level and pairing status\u003c\/li\u003e\n\n\u003cli\u003eAdopts SHIMANO SHADOW RD design\u003c\/li\u003e\n\n\u003cli\u003eHigh durability with fluorine-coated link bushings\u003c\/li\u003e\n\n\u003cli\u003eSupports both wired and wireless Di2 connectivity\u003c\/li\u003e\n\n\u003cli\u003eSuitable for a wide range of uses, from racing to long rides\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3 class=\"list_anchor_cs_h3\"\u003eSPEC\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003eSeries: ULTEGRA R8100\u003c\/li\u003e\n\n\u003cli\u003eModel: RD-R8150\u003c\/li\u003e\n\n\u003cli\u003eCompatible speeds: 12-speed\u003c\/li\u003e\n\n\u003cli\u003eMax front difference: 16T\u003c\/li\u003e\n\n\u003cli\u003eTotal capacity: 39T\u003c\/li\u003e\n\n\u003cli\u003eMax low sprocket: 34T\u003c\/li\u003e\n\n\u003cli\u003eMin low sprocket: 30T\u003c\/li\u003e\n\n\u003cli\u003eTop sprocket: 11T\u003c\/li\u003e\n\n\u003cli\u003eMount: Direct mount \/ Direct mount compatible\u003c\/li\u003e\n\n\u003cli\u003eSpring type: Top-normal\u003c\/li\u003e\n\n\u003cli\u003eDesign: SHIMANO SHADOW RD\u003c\/li\u003e\n\n\u003cli\u003eAverage weight: Approx. 262g\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eMany riders who use the R8100 generation Di2 are often surprised by the speed of its shifting response.\u003c\/p\u003e\n\u003cp\u003eIt feels as if the shift is completed the moment the lever is pressed, maintaining your riding rhythm whether you're climbing or on flat terrain. This lack of stress is a major advantage, especially during long rides.\u003c\/p\u003e\n\u003cp\u003eIts compatibility with up to 34T sprockets makes it versatile, suitable not only for race-oriented gear configurations but also for hill climbs and audax events. Its all-around adaptability is a key selling point.\u003c\/p\u003e\n\u003cp\u003eThis is a reliable, standard model to choose when adopting Di2, and it's a central ULTEGRA component that strikes an excellent balance between performance and price.\u003c\/p\u003e","brand":"SHIMANO","offers":[{"title":"In-store stock","offer_id":50119778697491,"sku":"4550170240967","price":51565.0,"currency_code":"JPY","in_stock":false},{"title":"Order from manufacturer (approx. 10 days)","offer_id":50119778730259,"sku":"oty-4550170240967","price":51565.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0818\/4237\/2883\/files\/RD-R8150_1.jpg?v=1732530587"},{"product_id":"fd-r8150","title":"FD-R8150 (ULTEGRA)","description":"\u003ch3 class=\"list_anchor_cs_h3\"\u003eSHIMANO FD-R8150 (ULTEGRA) | 12-speed Di2 Front Derailleur for Fast and Smooth Shifting\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eNext-generation ULTEGRA Di2, eliminating front shifting stress.\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eThe SHIMANO ULTEGRA R8100 series \"FD-R8150\" is a front derailleur compatible with 2x12-speed Di2 systems.\u003c\/p\u003e\n\u003cp\u003eIt achieves approximately 45% faster front shifting performance compared to the previous generation, making it Shimano's fastest shifting ever. This allows for smooth and precise shifting even under high load or during race-pace riding.\u003c\/p\u003e\n\u003cp\u003eIn addition, the overall unit has been significantly compacted, reducing the frontal area by approximately 33%. This also achieves a lighter weight, providing a high-level balance of aerodynamic and shifting performance.\u003c\/p\u003e\n\u003cp\u003eInheriting technology from DURA-ACE, this front derailleur delivers high performance in a wide range of situations, from races to long rides.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3 class=\"list_anchor_cs_h3\"\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003eULTEGRA R8100 series 2x12-speed Di2 front derailleur\u003c\/li\u003e\n\n\u003cli\u003eApproximately 45% faster front shifting performance compared to previous models\u003c\/li\u003e\n\n\u003cli\u003eAchieves Shimano's fastest shifting ever\u003c\/li\u003e\n\n\u003cli\u003eCompact design with approximately 33% reduction in frontal area\u003c\/li\u003e\n\n\u003cli\u003eLightweight and aerodynamically superior design\u003c\/li\u003e\n\n\u003cli\u003eSmooth and precise shifting performance even under high load\u003c\/li\u003e\n\n\u003cli\u003eCompatible with 46-52T chainrings\u003c\/li\u003e\n\n\u003cli\u003eHigh integration with Di2 system\u003c\/li\u003e\n\n\u003cli\u003eSuitable for a wide range of uses, from racing to long rides\u003c\/li\u003e\n\n\u003cli\u003eHigh-performance design inherited from DURA-ACE\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3 class=\"list_anchor_cs_h3\"\u003eSPEC\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003eSeries: ULTEGRA R8100\u003c\/li\u003e\n\n\u003cli\u003eModel: FD-R8150\u003c\/li\u003e\n\n\u003cli\u003eCompatible speeds: Front 2-speed \/ Rear 12-speed\u003c\/li\u003e\n\n\u003cli\u003eCompatible chain: HG 12-speed\u003c\/li\u003e\n\n\u003cli\u003eMount type: Braze-on\u003c\/li\u003e\n\n\u003cli\u003eAction: Down-swing\u003c\/li\u003e\n\n\u003cli\u003eCompatible outer chainring: 46-52T\u003c\/li\u003e\n\n\u003cli\u003eTotal capacity: 16T\u003c\/li\u003e\n\n\u003cli\u003eChain line: 44.5mm\u003c\/li\u003e\n\n\u003cli\u003eChainstay angle: 61-66°\u003c\/li\u003e\n\n\u003cli\u003eAverage weight: Approx. 110g\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eThe R8100 generation ULTEGRA has very refined front shifting.\u003c\/p\u003e\n\u003cp\u003eNot only is the shifting speed fast, but the chain moves smoothly, so it doesn't disrupt your rhythm even when climbing or accelerating. Those who have switched from mechanical systems will particularly notice the difference.\u003c\/p\u003e\n\u003cp\u003eThe compact body also has a clean appearance and is perfectly compatible with the latest aero and lightweight road bikes.\u003c\/p\u003e\n\u003cp\u003eThis Di2 front derailleur is recommended not only for competitive riders but also for those seeking comfortable shifting performance on long rides.\u003c\/p\u003e","brand":"SHIMANO","offers":[{"title":"In-store stock","offer_id":50119787675923,"sku":"4550170875305","price":32219.0,"currency_code":"JPY","in_stock":false},{"title":"Manufacturer取り寄せ（約10日）","offer_id":50119787708691,"sku":"oty-4550170875305","price":32219.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0818\/4237\/2883\/files\/FD-R8150_1.jpg?v=1732530903"}],"url":"https:\/\/store-eirin-jp.com\/en\/collections\/shimano-ultegra-r8100-series.oembed","provider":"京都の自転車屋 CYCLE SHOP eirin ＆ サイクルハテナ","version":"1.0","type":"link"}