Wheels MFG Threaded BB30A Outboard Bottom Bracket for Shimano AI 10 S2 steel bits found

10 S2 steel bits found in every cycling workshop

5 millimetres thanks to the new hand crank design

Use a quality grease when installing in steel or aluminum BB shells

Stack Height: 41mm

Wheels MFG Threaded BB30A Outboard Bottom Bracket for Shimano AI 10 S2 steel bits foundThe two machined aluminum cups thread together ensuring the bottom bracket remains stable in the frame, increasing bearing life, and simplifying maintenance. This means no more creaking, smoother operation, longer bearing life, and really quick bearing replacement. Specifically designed for installing 24. 00mm spindle diameter cranks (Shimano, Etc.) in Cannondale BB30A (42mm ID, 73mm wide asymmetrical BB shell) frames without the need for any