Designed for use without the need for an adapter, the Wheels Manufacturer BB30A Outboard Thread Together bottom bracket ensures the smooth, long-lasting application of power to your bike's drivetrain.
Features
Compatible with Cannondale BB30A bottom bracket/frame interface and 24 mm diameter crank spindles, such as those from Shimano
Fits frames with 73 mm shell widths; 42 mm shell internal diameter
Machined aluminum cups thread together for stability, increased bearing life and simpler installation/maintenance