T47a for 77mm asymmetrical shell.
T47a is a threaded bottom bracket shell design, utilizing the oversized interface of BB right, but with the benefit and peace of mind of a threaded interface. Compatible frames feature an asymmetrical 77mm shell width, placing the non-drive side bearing within the frame, and the drive side bearing externally.
Our Gravel bottom brackets are built with CeramicSpeed Coated bearings and equipped with UFO Long Life Grease for the ultimate in durability and protection in all environments.
Equipped with precision dust covers for a snug & secure fit that also fully protects the face of the bearing delivers exceptional performance without any sacrifices. CeramicSpeed hand-built bearings carry the load from crank to frame with un-paralleled durability & efficiency.
Bottom Bracket tool for installation: CeramicSpeed Dual Socket Tool T45/T47 16-notch 52,2mm cup tool diameter
In The Box
- 2 cups with CeramicSpeed bearings and dust covers
- 2-part spacer tube
- CeramicSpeed Long Life Grease
- Sticker sheet
Optimized Power Transfer
Longest Product Lifetime
This product has no reviews yet.
General Maintenance for CeramicSpeed Bottom Bracket and Wheel Bearings
Installation of Shimano cranks on CeramicSpeed Bottom Brackets
CeramicSpeed Threaded Bottom Bracket installation guide