CarbonDryJapan 11t Pulley Set Compatible Full Ceramic Bearing SHIMANO/CAMPAGNOLO

●Product description Replacement parts compatible with genuine 11T pulleys such as SHIMANO and CAMPAGNOLO. Adopts a special resin (CH10 POM+CF10) containing 10% carbon fiber, offering excellent durability and quietness. In addition to the standard hybrid bearing, full ceramic bearings are available as an option. *The rear derailleur body is not included with this product. *SRAM products cannot be installed because the installation shaft diameter is different.