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.
Details :
Compatible with bottom bracket axle 30 mm long / frame internal diameter 47 mm / width 86.5 mm (screw-in)
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.
Housing designed, machined and assembled in France in the CyclingCeramic workshop.
Weight: 80g