Rolf PRIMA Hyalite 25 (650b/700c) | Adventure Wheels for the Wide Tire Era
A reliable wheelset that keeps rolling, no matter the rough terrain or long journey.
Riding smoothly on paved roads, then effortlessly turning down an intriguing side path. With gravel riding and bikepacking becoming more accessible, wheels are now expected to perform across a wider range of terrains.
The Rolf PRIMA Hyalite 25 is an adventure wheel optimized for modern gravel and all-road bikes. Its wide 25mm inner rim securely supports fatter tires, enhancing stability and comfort when running at lower pressures.
By combining an asymmetric rim for optimized spoke tension, Rolf PRIMA's unique paired spoke structure, and high-precision XST hubs, these wheels achieve high durability and ride performance. This wheelset offers peace of mind from paved roads to unpaved paths and beyond.
Features
- 25mm wide inner rim design, ideal for gravel and bikepacking
- Asymmetric rim structure improves spoke tension balance by up to 30%
- High rigidity and durability from Rolf PRIMA's unique paired spoke structure
- 23mm rim height provides stable performance with less susceptibility to crosswinds
- Tubeless-ready for enhanced comfort and off-road capability
- High-precision CNC titanium freehub
- Smooth rotation and high durability from XST hubs
- High-quality wheelset hand-built in Oregon, USA
- Compatible with a wide range of axle and freehub standards
SPECIFICATIONS
- Sizes: 700c / 650b
- Weight: 700c approx. 1570g
- Weight: 650b approx. 1510g
- Rim: Aluminum Clincher (Asymmetric Rim)
- Rim Width: Outer 28.5mm / Inner 25mm
- Rim Height: 23mm
- Tubeless Ready compatible
- Brakes: Disc (Centerlock)
- Spokes: Sapim Laser / 24H
- Hubs: XST4.4 (High Engagement)
- Bearings: Enduro Steel
- Front: Boost 110mm (15mm / 12mm / 9mm compatible)
- Rear: Boost 148mm / 141QR / 142mm / 135mm compatible
- Freehub: HG / XDR / Campagnolo / N3W / Micro Spline compatible
- Included Accessories: Tubeless Tape, Tubeless Valves, Certainty Program
- Country of Origin: USA
These wheels are an excellent match for gravel bikes and adventure bikes that use wider tires.
The 25mm inner width securely supports tires between 40-55mm, providing a sense of stability and confident cornering when ridden at low pressures. You'll particularly appreciate these benefits when riding on gravel or rough forest roads.
Rolf PRIMA's unique paired spoke structure offers a good balance of stiffness and durability, making it a reliable choice for touring and bikepacking with loaded gear. The wheels also offer good responsiveness, ensuring excellent cruising performance on paved roads.
This model is highly recommended for those who want a single wheelset that can handle everything from long-distance touring to serious gravel rides.
*The price shown is a reference price. Please inquire for details.
