Sram - BB30 Bottom Bracket Assembly Lizard Skins With magnesium to support a

With magnesium to support a normal energy metabolism

chainring version:

Compatibility extends to industry-standard 10-speed systems

The Varia™ app has you covered if you’re using your phone as a primary or backup display

Wide trail (WT) casing specs are optimized for 30-35mm inner width rims

Sram - BB30 Bottom Bracket Assembly Lizard Skins With magnesium to support aThe SRAM BB30 Bottom Bracket Assembly allows you to use a SRAM drivetrain with frame designs that feature the light and stiff performance of this oversized standard. The kit includes two sets of steel bearings and mounting hardware for SRAM cranks and bikes with a BB30 bottom bracket shell.