T47 threaded BB cups for T47 frames and 24mm diameter spindle cranks
Cups have outboard bearings, and are typically used in BB shells with widths from 68mm to 100mm
Machined aluminum cups thread together directly into a T47 BB shell
Bearings are easily serviced or replaced
Includes sleeve to fit between cups for added protection from dirt and grime, and also keeps your internal wires and hoses from rubbing on the crank spindle
