This is a set of SRAM Blackbox ceramic bearing rear derailleur pulleys for road bikes.
- Upgrade to ceramic bearing pulleys
- Reduce friction, increase stiffness, decrease weight, and add durability
- Grease is optimized for low friction and maximum longevity.
- Comes with 10 ml syringe
Ceramic Balls/Stainless Steel Races
SRAM Red, SRAM Force, and SRAM Rival Rear Derailleurs
This product is expected to arrive on Sunday, September 6 2020