Bottom Bracket Conversion Kit

Convert your American Bottom Bracket with one piece cranks to square tapered 3 piece cranks (cranks not included). A must have if you want to put a 4 stroke on a standard cruiser and need to use the wider cranks. Cups and bearings included.

• Length 132mm
• Cup O.D. 51.5mm, Ball Size 5/16" X 9

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Our gasoline operated products are NOT compliant with Environmental Protection Agency ( E.P.A. ) or California Air Resources Board (C.A.R.B) for the use on/off Public roads. Upon purchase, the buyer agrees to use products for racing (closed-course competition) only and NOT for on/off public roads.