WM-CB-525
- Chainring:: 53/39T, 52/36T, 50/36T, 50/34T, 50/32T, 48/32T, 46/34T, 46/30T. Teeth 6061/T6 CNC or 7075/T6 CNC
- Crank:: Hollow carbon
- Length:: 170, 172.5, 175mm
- BCD:: 110mm
- Speeds: 9~11s
- BB-Axle: Ouside Bearing BB 86
SHUN SHING INDUSTRY CO., LTD.
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