110/127/140/150/160mm MTB Children's Bicycle 28-36T 7-10 Speed Bicycle Crankset

Sprocket with protectors 28T 30T 32T 34T 36T. Chain link :28T 30T 32T 34T 36T. 110/127/140/150/155/160mm length hollow one-piece bicycle crank. Crank length :110/127/140/150/155/160mm. Crank screw specification :m18.

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