Aluminum Bottom Bracket Conversion Cup Set 1.37" OD

Aluminum Bottom Bracket Conversion Cup Set 1.37" OD Review

Aluminum Bottom Bracket Conversion Cup Set 1.37" OD Feature

• 1.37" OD

Converts any standard BMX-type bb shell into a threaded euro-type. Use any threaded european-style bb. CNC machined, 3 bolts secure the cups in place.