BB Set 12" OPC

    Delivery time:5-7 Days
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  • Description

Smaller diameter than standard One Piece bottom brackets, commonly used on 12" bikes.

Cup outer diameter: 43mm. Outer diameter of flange on cup: 46.5mm. Cup "inner" diameter (diameter of the hole through which the crank fits): 34.4mm. Depth of cup (outside to outside): 13.6mm. Inner diameter of fixed cone threads: 20mm. Inner diameter of adjustable cone and locknut threads: 18.6mm. Locknut size: 27mm. Ball retainers included.

Weight: 175g.