Bottom bracket is the base for the drivetrain system which is kind of consumerables.

Ceramic bearing got really different pedal feel, softer and smoother than the regular thrust ball bearing. 

Recommand to those who wanna upgrade or try other feeling bottom bracket. 



Brand: Prestine

Model: PT-6629DCB

Spec: BSA/ BC1.37x24T

Compatibility: Shimano/ Sram group

Axle Width: 68 / 73mm

Bearings: Sealed cartridge bearings  37 * 7 (R414)

Weight: 99g

*Remark: Please choose the correct spec for your compatible crankset.




Made In Taiwan. 

Prestine Bottom Bracket


Bearing: Ceramic

Cups: CNC machined AL6061

Shell: Plastic