Wheels Manufacturing PF30 Zerø Ceramic Bottom Bracket

The Wheels Mfg original PF30 bottom bracket is a significant upgrade to any OEM PF30 bottom bracket. Two machined aluminum cups offer increased durability and bearing life, while keeping a simple press together method for installation and maintenance. This means no more creaking, smoother operation, longer bearing life, and really quick bearing replacement. - Bearings: Enduro ZERØ Ceramic - Color: Red - Bottom Bracket/Frame Interface: PF30, BB386EVO, Specialized Carbon OSBB, BBRight™ Press Fit - Bottom Bracket Shell Width (mm): 61mm to 86.5mm - Bottom Bracket Shell I.D.: 46mm - Crank Spindle Type: BB30 - Crank Spindle Diameter: 30mm - Weight: 104g