For centuries people have used bearings to unite cranks and frames to make pedaling possible. This is not trivial stuff, you know this. Stop and think about what a wonderful bottom bracket would look and feel like. Can you picture it,  see it, feel it? This bottom bracket can solve the problem. Made with sealed bearings and alloy cones and spacers. Get excited bubs. Holla.

Size: Mid 19mm or 22mm and Spanish 19mm

Weight:  6 oz.

Comes with spacers and tube spacer

Colors: Black