Wheels MFG BB30 Outboard Angular Contact Bottom Bracket for Shimano Road There are eight fixing screws

There are eight fixing screws for increased structure stiffness

but there’s more

Reduces stress on knees

Torque Spec: Face Plate Upper Bolt: 10Nm

CNC High Grade Aluminum

Wheels MFG BB30 Outboard Angular Contact Bottom Bracket for Shimano Road There are eight fixing screwsTwo machined aluminum cups thread together keeping the bottom bracket 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 BB30 (42mm ID BB shell) frames without the need for any adapters. Specifications Bearings: Enduro Angular Contact