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 enables them to achieve high performance. They have been designed to be lightweight and, thanks to the design of the seals, offer maximum protection.
Details :
- Compatible with DUB crankset axle 28.99mm / frame internal diameter 34.75 mm / width 68mm (to be pressed)
- 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 beads (polished for over 45 days) for virtually no friction.
- Case designed, machined and assembled in France in the CyclingCeramic workshop.
- Weight: 80g
- Box width: 68
- Housing standard: BSC / BSA
- Internal can diameter: 34.75
- Bearing quality: Ceramic
- Bottom bracket axle: 28.99 mm
- Crankset standard: Sram DUB