Bicycle ceramic rear dial guide wheel aluminum bearing tension wheel 13T Ceramic bearings high-strength super lubricated 1 pcs
- Ceramic bearings are sturdy, lightweight and super lubricated.
- 11 tooth bicycle rear derailleur.
- Made of high-strength aluminum alloy, CNC processed, lightweight and durable.
- Material: aluminum alloy
- Color:black,red,blue,gold,silver