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Description
- Made of ultra-light aluminum alloy and resistance-free ceramic bearing, ensuring high strength and long-term durability
- Easy to install and remove
- It is a great accessory for driving enthusiasts
- Applied to most bikes rear derailleur on the market
Specification:
- Material: aluminum alloy body + ceramic bearing
- Applicability: Suitable for 4/5/6mm diameter roller screw shaft
- Weight: 7.7g
In the box
- 1 x Rear Derailleur Pulley Bearing Wheel



