Wheels MFG BB30A Outboard ABEC-5 Bottom Bracket

The 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 24.00 mm spindle diameter cranks (Shimano, Etc.) in Cannondale BB30A (42 mm ID, 73 mm wide asymmetrical BB shell) frames without the need for any adapters.

Features:

• Non-Drive Side Bearing: Enduro Angular Contact
• Color: Black
• Bottom Bracket/Frame Interface: Cannondale BB30A
• Bottom Bracket Shell Width: 73 mm
• Bottom Bracket Shell I.D.: 42 mm
• Over Bearing Width: 91 mm in 73 mm wide shell
• Crank Spindle Diameter: 24 mm for Shimano or 22/24 mm for SRAM
• Tool Pattern: 44 mm x 16 notch
• SRAM Weight: 129 g
• Shimano Weight: 119 g

Installation Instructions