CeramicSpeed Oversized Pulley Wheel (OSPW RS + OSPW X) for Increased Speed and Efficiency in Road and Gravel Cycling, Mountain Biking, Cross and Triathlon Racing for SRAM, Shimano, Campagnolo
- Enhanced drivetrain efficiency with CeramicSpeed's OSPW RS Pulley Wheel System, featuring high-grade injection-molded carbon fiber reinforced PA cage for superior strength and durability.
- Optimized for Dura-Ace R9250 and R8150 12-speed groupsets, ensuring seamless compatibility and smooth, precise shifting performance.
- Equipped with Grade 3 Silicon Nitride ball bearings that are 400% smoother, 128% harder, and 58% lighter than standard steel balls, reducing friction for a more responsive ride.
- Sleek, modern black design with angular styling that complements contemporary road bikes, combined with lightweight anodized aluminum 5-spoke pulley wheels for reduced weight and increased durability.
- Customizable spring tension settings allow for perfect derailleur setup and maximum efficiency, making this pulley system ideal for serious cyclists seeking ride quality and reliability.