Ceramic Speed External 24mm BB Cups (Shimano/FSA/Rotor)
Bottom bracket upgrade kit for 24mm external Shimano/FSA/Rotor chainsets. Get the unrivalled benefit of smoother running and enhanced durability that ceramic bearings bring to this key component.
Silicium Nitride Grade 3 balls (600% smoother, 129% harder 58% lighter).
Hardened high quality ABEC5 races (the only material suitible for races).
Low friction Polyamide cages, and low friction seals. Anodized alloy cups in a choice of two colours.
- Frame fit: BSA threads
- Axle: 24
- Width: 68mm
- Weight: 84g
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