CeramicSpeed OSPW Pulley Wheels for SRAM 10/11-speed - black

Entirely developed, designed and produced in Denmark by CeramicSpeed. The Oversized Pulley Wheel System (OSPW) is a technologic advance for the cycling industry. Matching the highest quality materials with a unique design, the OSPW System delivers lower friction and longer lifetime, improving your competitive advantage.

Thanks to the OSPW System the power savings start at 40%, and the CeramicSpeed Bearing inside guarantees a 3-5 times longer lifetime. The watt savings with a CeramicSpeed OSPW System start at about 1.6 watts and more.

Only suitable for SRAM 10/11-speed derailleurs.