BBB AluBoys Ceramic Jockey Wheel
The BBB AluBoys Ceramic Jockey Wheel is made from lightweight 7075 aluminium and have high quality sealed ceramic bearings.
- 7075 aluminium derailleur pulleys
- Extra stiff for fast shifting
- High-quality sealed ceramic bearing, super smooth and durable
- 11 tooth compatible with Shimano 9 and 10-speed (except RD-7900 and 7970) and Campagnolo 11-speed