- Chainring: Narrow wide tooth . 30, 32, 34, 36, 38, 40, 42T. Teeth 6061/T6 CNC or 7075/T6 CNC
- Crank: Forged 6061/T6 alloy
- Length: 170, 175mm
- BCD: 104mm
- Speeds: 9~12s
- BB-Axle:
(Ouside Bearing)
(PF 30)
(BB92)
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Supplier Information
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(Ouside Bearing)
(PF 30)
(BB92)