bottom bracket, Headset, Crank
bicycle bike accessories component
>Al forging part, brass forging and steel forging, Main product: connection rod, crankshaft, faucet coupling,York,gear,shaft,flange,etc, we have more than 20 pcs forging ...
Spiral bevel gear , bevel gearbox
Multiflex Chains Flat Top Chains 1701TAB
PP precision planetary gearbox
PS Precision Planetary gearbox
PF precision planetary gearbox
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