WM-CB-8001D
- Chainring: 38/24T, 36/22T. Teeth alloy 7075/T6 CNC
- Crank: Hollow carbon
- Length: 170, 175mm
- Speeds: 9~12s
- BB-Axle: Ouside Bearing PF 30 386 12S BB92
SHUN SHING INDUSTRY CO., LTD.
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