Bottom bracket Cycling Ceramic bb pf30 sram

 Description by sportisgood

Cycling Ceramic bottom brackets are combined with low friction ceramic bearings that are more durable than standard bearings. The high quality finish of the bottom brackets allows them to achieve high performance. They have been designed to offer a lightweight package and thanks to the design of the seals, allow maximum protection.Details :Compatible bottom bracket axle GXP 24/22 mm (Sram) / frame internal diameter 46 mm / width 68 mm (pressfit assembly).Material: Aluminium 7075.Lifetime 3 to 5 times longer than conventional bearings.Ceramic balls 58% lighter, 121% stronger and 68% harder than steel balls.Grade 3 ceramic balls (polished for over 45 days) for virtually no friction.Case designed, machined and assembled in France in the Cycling Ceramic workshop.Weight: 80gCase width: 68 Case standard: Press Fit 30 (PF30)Internal case diameter: 46 Bearing quality: Ceramic Bottom bracket axle: GXP 24 - 22 mm Crankset standard: SRAM/Truvativ GXP