Wheels Manufacturing’s PF30 Threaded ABEC-3 Bottom Bracket is a two-cup, thread-together solution for PF30, PF30A, BBRight™ Press Fit, and Specialized Carbon OSBB frames with a 46 mm ID and 61–79 mm shell width. The black anodized aluminum cups house Enduro ABEC-3 steel bearings, reducing creaks, improving alignment, and simplifying bearing service. It installs with a 44 mm 16-notch tool, includes silicone dust seals, and accepts 30 mm spindle cranks without adapters (24 mm spindles fit using optional shims).

• Bottom Bracket/Frame Interface: PF30, PF30A, BBRight™ Press Fit, Specialized Carbon OSBB
• Bottom Bracket Shell Width: 61–79 mm
• Bottom Bracket Shell I.D.: 46 mm
• Over Bearing Width: 68 mm in a 68 mm shell
• Crank Spindle Diameter: 30 mm (24/22 mm with adapter shims)
• Bearings: Enduro ABEC-3 steel cartridges
• Installation Tool Interface: 44 mm, 16-notch