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WEST BIKING 34T-50T Road Bike Racing Folding Chainwheel(Black) (WEST BIKING)
1. Material: aluminum alloy
2. Application: support 8 speed, 9 speed, 10 speed, 11 speed
3. Specification: 34-50T
4. Aluminum alloy 3D one-piece forging, lightweight hollow structure
5. Waterproof and rustproof, long service life
6. Shift pin, not easy to drop the chain
7. Guide chain groove design, smooth shifting
8. Weight: 165 grams
9. BCD: 110mm
