For centuries people have used bearings to unite cranks & frames to make pedaling possible. This is not trivial stuff, you know this. Stop & think about what a wonderful bottom bracket would look & feel like. Can you picture it, see it, feel it? This bottom bracket can solve the problem. Made w/ sealed bearings & alloy cones & spacers. Get excited bubs. Holla.
Size: Mid 19mm or 22mm & Spanish 19mm
Weight: 6 oz.
Comes w/ spacers & tube spacer