Profile Mid BB

Profile Mid BB
Profile Mid BB Details
These are the Profile BB types except for outboard. This is the bearing, cup and spacer kit you need when you buy cranks that need a bottom bracket. This BB is sealed and American Made. These mid bb fit BMX Frame that use a Mid type BB shell.
American (Old School) 19mmEuro Internal (Threaded race bike) 19mmMid 19mm or 22mmSpanish 19 or 22mm (Special Order)American BB with flush mount bolts and cone spacersExternal for Race bikes ThreadedIf you need The Internal Euro style BB, make a note in order comments. Internal is Silver or Black Only.
Measure your frames BB shell to get your length in millimeters.