Wheels MFG BB30 to Shimano Outboard Zero Ceramic Bottom Bracket - BB30-OUT-15

Two 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 24.00 mm spindle diameter cranks (Shimano, Etc.) in BB30 (42 mm ID BB shell) frames without the need for any adapters.

Specifications:

• Bearings: Enduro ZERO Ceramic Bearings
• Bottom Bracket/Frame Interface: BB30, Specialized Alloy OSBB
• Bottom Bracket Shell Width: 68 mm - 73 mm
• Bottom Bracket Shell I.D.: 42 mm
• Over Bearing Width: 90.5 mm in 68 mm wide shell
• Crank Spindle Diameter: 24.00 mm
• Tool Pattern: 44 mm, 16-notch
• Weight: 122 g

Note: FSA MegaExo spindles can be between 24.00mm and 24.07mm in diameter. If your FSA spindle is 24.07 mm, this BB will not work.

Installation Instructions