Bulletproof American to Euro 4 Bolt or 3 Bolt Bottom Bracket
American to I.S.O. Bottom Bracket Adapator
This very nicely made bushing set allows you to mount a modern threaded cartridge bottom bracket unit in a frame made for the old-style
This saves weight, improves shifting, and allows the use of modern clipless pedals.
Be the first kid on your block to put one of our Lasco crankset into your Schwinn Varsity! BMX or Cruiser Bike!!!!
Press in right side (left threaded) bushing first.
Then draw in left side bushing by gradually tightening
the allen head bolts.