KCNC Bicycle Lightweight Bearing Derailleur Parts Jockey Wheel 15T Pulley

This lightweight parts brand boasts the world's highest level of CNC technology, pushing the limits of metal processing technology. From racing parts like sprockets and pulleys to accessories like bottle cage bolts, we offer high-quality products that will take your bike to the next level.

For 9/10/11-speed Material: CNC-machined 7075 aluminum alloy Bearings: Stainless steel Compatible with: SHIMANO, CAMPAGNOLO, and SRAM 9-, 10-, and 11-speed derailleurs (not compatible with SRAM guide pulleys). Ball bearings ensure smooth rotation.