Box Two Square Taper CroMo Bottom Bracket Kit (108mm & 113mm)

Box Two™ Square Taper Cromo Bottom Brackets are the best option for young BMX Racers & other users of three-piece cranks in search of an affordable, high-performance square taper bottom bracket. Each bottom bracket is hand assembled w/ a chromoly spindle, sealed bearings, forged & CNC-machined alloy cups & a composite center spacer/seal.