Bottom bracket bb pf30-30

CyclingCeramic 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 30 mm bottom bracket axle / 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 CyclingCeramic workshop.
• Weight: 80g
• Case width: 68
• Case standard: PressFit 30 (PF30)
• Internal case diameter: 46
• Bearing quality: Ceramic
• Bottom bracket axle: 30 mm
• Crankset standard: Shimano Hollowtech II