Installing a square taper bottom bracket like it’s 2000 again
Bike Heritage · 16.4M views · 0:18
Skill Level
IntermediateTime Required
< 1 hrEstimated Cost
$0–50Equipment
Shimano BB-UN52Tools Needed
Bottom bracket tool, Crank puller, WrenchSquare taper bottom bracket Shimano BB-UN52 (1.37x24) 73mm