SRAM's Blackbox parts are the secret to countless World Cup wins around the globe. Now you can have the same technology that the pros use on their bikes.
The
ceramic derailleur pulleys are direct replacement for the ''10 XX rear derailleurs and an upgrade for both 9 and 10-speed based X.0 derailleurs from ''08 .
- Stock replacement for XX rear derailleurs
- Upgrade for 9/10-speed X.0 derailleurs
- Also fits 08 X.9 Short Cage derailleurs, will not work with Mid or Long cage.
- Does not fit Type 2 or Type 2.1 derailleurs