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- -20%
The Coated version use a 75% harder bearing race, further reducing friction and wear.
Product Details
400% smoother, 128% harder, and 58% lighter than a standard steel bearing
Compatible with Shimano 24mm cranks
Made from Grade 3 Silicon Nitrate - the highest possible grade
Width from 68 to 83mm
Length Without pin
BB type T47
599528