
Shimano Coated T47 Inboard Bottom Bracket
CeramicSpeed bearings reduce friction and improve performance & durability.
Coated options use a 75% harder bearing race, further reducing friction and wear.
CeramicSpeed bearings reduce friction and improve performance & durability.
Coated options use a 75% harder bearing race, further reducing friction and wear.
Description
CeramicSpeed bearings reduce friction and improve performance & durability.
Coated options use a 75% harder bearing race, further reducing friction and wear.


















