VXM MTB Bicycle Ceramics Rear Derailleur 13T Pulley Jockey Wheel Road Bike Guide Roller Ceramics Bearing Parts,Red
- Brand: VXMAnodized CNC machined construction. Anti Rust/Corrosion Resistant Anodized.Fits for 4/5/6mm roller screw axis and most of rear derailleur on the market, support 7/8/9/10 speed.