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52100 High Carbon Chromium Alloy Races
- Disk thickness 2 mm- Made in Spain
They feature a steel-backed organic compound designed for reliable performance and a quiet ride
J04C-MF Metal (w/ fin) P03A-RF Resin (w/ fin)
Steeped in Zipp’s legacy of innovation
CeramicSpeed BSA Shimano Choose:Standard Black 52100 High Carbon Chromium AlloyEngineered for unparalleled drivetrain efficiency and ultimate durability, the CeramicSpeed BSA Shimano bottom bracket optimizes every pedal stroke. The CeramicSpeed BSA Shimano bottom bracket is a high performance upgrade meticulously designed to seamlessly integrate Shimano Hollowtech II cranksets into BSA threaded frames. Featuring CeramicSpeed's ultra low friction bearings, it dramatically reduces drag, ensuring smoother power transfer and
