Wheels MFG Threaded BB30A Outboard Bottom Bracket for SRAM GXP AI Bottom Bracket Shell Width: 73mm

Bottom Bracket Shell Width: 73mm

X-Range gearing technology gives you more range and a smoother gear progression

Fast-rolling alternating center ridge provides forward traction

This casing can also be used with an inner tube

or adjust the tilt of your bars out on the road

Wheels MFG Threaded BB30A Outboard Bottom Bracket for SRAM GXP AI Bottom Bracket Shell Width: 73mmThe 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 22mm 24mm spindle diameter cranks (SRAM Truvativ GXP) in BB30A (42mm ID, 73mm wide asymmetrical BB shell) frames without the need for any adapters.