CeramicSpeed Shimano Standard T47 Inboard Bottom Bracket
CeramicSpeed bearings reduce friction and improve performance & durability.
Upgrade to the lowest friction bottom bracket for optimized power transfer.
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
Manufacturer part # 107330 also Replaces Part #599525
Width: 68 to 83mm
BB Type: T47
Color: Black
Made in Denmark
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