Bottom Bracket Cups with Bearings for One-Piece Crank Black or Chrome
Bottom Bracket with Bearings for One-Piece Crank Black or Chrome
2 bottom bracket cups: 2″ OD side inserts into frame
Hardware to assemble a 1-piece crank with a single speed sprocket
2 crank bearings
24 TPI Standard
Pound out old cups with a flat head screw driver,
from the inside of bottom bracket.