CeramicSpeed OSPW Pulley Wheel System SRAM Red/Force AXS - Coated Races Alloy Pulley Carbon Cage BLK

CeramicSpeed OSPW Pulley Wheel System for SRAM Red/Force AXS - Coated Races Alloy Pulley Carbon Cage Black. The CeramicSpeed Oversized Pulley Wheel System provides optimization and increased efficiency of the rear derailleur through its extremely low-friction bearings and unique overall design.