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 Shimano 24mm crankset / frame internal diameter 47 mm / width 86.5mm (screw-in)
Material: 7075 aluminum.
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
Housing width: 86.5
Housing standard: T47 Threaded
Housing internal diameter: 47
Bearing quality: Ceramic
Bottom bracket axle: 24 mm
Bottom bracket standard: Shimano Hollowtech II