CeramicSpeed T47A Shimano Bottom Bracket - Black wellgo suitable for wheel sizes from

suitable for wheel sizes from 5" to 29"

New cut-outs on wings reduce volume and friction throughout the pedal stroke

wraparound design that minimizes energy loss to the pedals

Combination:11-13-15-17-19-21-23-25-27-30-34T

Travel bag included with each repair stand

CeramicSpeed T47A Shimano Bottom Bracket - Black wellgo suitable for wheel sizes fromFeatures 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. Equipped with precision dust covers for a snug & secure fit that also fully protects the face of the bearing delivers exceptional