WEST BIKING 2-Piece 53t-39t Road Bike Aluminum Alloy Gear(Black)
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- SKU:
- TBD0601732101A
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Description
1. Material: aluminum alloy
2. Application: support 8 speed, 9 speed, 10 speed, 11 speed
3. Specifications: 39T-53T
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: 153 grams
9. BCD: 130mm