- T47 threaded BB cups for T47 frames
 - Cups have internal bearings, and can be used in BB shells with widths from 86mm to 121mm
 - Machined aluminum cups thread together directly into a T47 BB shell
 - Includes sleeve to fit between cups for added protection from dirt and grime, and also keeps internal wires and hoses from rubbing on the crank spindle
 
Specs
                    
                
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