{"product_id":"giza-products-sm-21-handlebar-shim-o25-4mm-o31-8mm","title":"SM-21 Handlebar Shim (Ø25.4mm \/ Ø31.8mm)","description":"\u003ch3 class=\"list_anchor_cs_h3\"\u003eGIZA PRODUCTS SM-21 Handlebar Shim (Ø25.4mm \/ Ø31.8mm) | Aluminum adapter connecting different handlebar diameters\u003c\/h3\u003e\n\n\u003cp\u003e\u003cb\u003eA small, reliable custom part to avoid giving up on your favorite handlebars.\u003c\/b\u003e\u003c\/p\u003e\n\n\u003cp\u003e\nWhen customizing a bicycle, a surprisingly tricky issue is the difference in clamp diameter between the handlebar and the stem. The GIZA PRODUCTS \"SM-21 Handlebar Shim\" is an adjustment shim for installing a 25.4mm diameter handlebar into a 31.8mm clamp stem.\n\u003c\/p\u003e\n\n\u003cp\u003e\nDespite its simple structure, which involves simply attaching it to the stem's clamp section, this convenient item greatly expands your options when replacing handlebars or customizing. It's also useful if you want to use your favorite classic or riser handlebars with a modern standard stem.\n\u003c\/p\u003e\n\n\u003cp\u003e\nMade from high-precision aluminum alloy, it combines lightness and durability, with a sleek finish that blends in naturally. It's a standard item recommended not only as a repair part but also for those who enjoy bicycle customization.\n\u003c\/p\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003ch3 class=\"list_anchor_cs_h3\"\u003eFeatures\u003c\/h3\u003e\n\n\u003cul\u003e\n\n\u003cli\u003eAdjustment shim for attaching 25.4mm handlebars to 31.8mm stems\u003c\/li\u003e\n\n\u003cli\u003eAdapter part to resolve differences in handlebar and stem diameters\u003c\/li\u003e\n\n\u003cli\u003eSimple structure: simply attaches to the stem clamp area\u003c\/li\u003e\n\n\u003cli\u003eMade of lightweight, high-precision aluminum alloy\u003c\/li\u003e\n\n\u003cli\u003eEnsures compatibility when replacing handlebars or customizing\u003c\/li\u003e\n\n\u003cli\u003eConvenient for combining classic handlebars with modern stems\u003c\/li\u003e\n\n\u003cli\u003eA standard item useful for repairs and reusing parts\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\n\u003cul\u003e\n\n\u003cli\u003eBrand: GIZA PRODUCTS\u003c\/li\u003e\n\n\u003cli\u003eModel: SM-21 Handlebar Shim\u003c\/li\u003e\n\n\u003cli\u003eMaterial: Aluminum alloy\u003c\/li\u003e\n\n\u003cli\u003eCompatible handlebar outer diameter: Ø25.4mm\u003c\/li\u003e\n\n\u003cli\u003eCompatible stem clamp inner diameter: Ø31.8mm\u003c\/li\u003e\n\n\u003cli\u003eWidth: 40mm\u003c\/li\u003e\n\n\u003cli\u003eWeight: Approx. 22g\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cp\u003e\nWhen you're customizing a bicycle, you often encounter situations where you want to use a 25.4mm handlebar, but your stem is 31.8mm. This shim provides a simple solution for such standard differences.\n\u003c\/p\u003e\n\n\u003cp\u003e\nEspecially in chromoly bike or old MTB customizations, there are many attractive 25.4mm handlebars, and it's not uncommon to want to combine them with modern 31.8mm stems. In such cases, having one of these is extremely convenient.\n\u003c\/p\u003e\n\n\u003cp\u003e\nIt's not a flashy part, but it's a behind-the-scenes hero that greatly expands your customization freedom. If you're considering replacing handlebars or reusing parts, this is an item you'll definitely want to have on hand.\n\u003c\/p\u003e","brand":"GIZA PRODUCTS","offers":[{"title":"Black","offer_id":53909455470867,"sku":"49660946024365","price":660.0,"currency_code":"JPY","in_stock":true},{"title":"Silver","offer_id":53909455503635,"sku":"49660946022903","price":660.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0818\/4237\/2883\/files\/SM-21HandlebarShim_1.jpg?v=1772760980","url":"https:\/\/store-eirin-jp.com\/en\/products\/giza-products-sm-21-handlebar-shim-o25-4mm-o31-8mm","provider":"京都の自転車屋 CYCLE SHOP eirin ＆ サイクルハテナ","version":"1.0","type":"link"}