Truvativ American to Euro BMX Bottom Bracket Adaptor - 00.6415.027.000
Truvativ American to Euro BMX Bottom Bracket Adaptor - 00.6415.027.000, Truvativ BMX to Threaded (BSA) BB Adapter. Features: Adapts American/Pro BMX frames with a non-threaded 51.3mm (2.02") ID bottom bracket shell to accept English-threaded bottom bracket & crank applications CNC machined aluminum with 3 steel connecting bolts to prevent independent rotation Specs: Adapts: American/Pro BMX bottom bracket shell Accepts: 68/73mm English-threaded (BSA)