Bottom Bracket Adaptors

  • Wheels Manufacturing

    Wheels Manufacturing BB30 Adapter Set

    The BB30 bottom bracket system uses a 68mm (road) or 73mm (mtb) wide shell and a 30mm diameter crank spindle. The frame's bottom bracket shell itself is not threaded; instead the bearings press directly into the frame. BB30 frame shell inner diameter...

    $29.99
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