CeramicSpeed OSPW RS Aluminum & Carbon Pulley System for Shimano 105 Axle Type_10mm lightweight alloy for optimal strength

lightweight alloy for optimal strength and corrosion resistance

ideal for explosive climbs

- Lightweight and Aerodynamic: The carbon construction and high rim profile reduce drag and weight

Flat Bar/BMX Pairs

CeramicSpeed OSPW RS Aluminum & Carbon Pulley System for Shimano 105 Axle Type_10mm lightweight alloy for optimal strengthUpgrade Your Cycling Performance with the CeramicSpeed OSPW RS Pulley Wheel System for Shimano 105 R7150 Engineered for serious cyclists and Shimano 105 R7150 groupset enthusiasts, the CeramicSpeed OSPW RS Pulley Wheel System offers unmatched efficiency, durability, and modern style. Crafted with cutting edge materials and advanced technology, this premium upgrade enhances your bike's drivetrain performance while providing a sleek, contemporary look.