ZTTO CG-04 MTB Bicycle Chain Guide Drop Catcher, CG-04

1. Material: 7075 aluminum alloy
2. Use ultralight high-strength AL7075 Aluminium Alloy with high quality CNC machined, light weight but high strength
3. Spec: BB mount / ISCG-05
4. Range: round : 32T-38T
5. Ultimate silent polyurethane roller with awesome mud shedding performance and extended life