PT-6639T

M47 * P1.0 Threaded BB

T47 threaded BB for SHIMANO Ø24 spindle

Width:68 / 73mm

Bearings:Sealed cartridge bearings 37 * 7 (R451)

Material:CNC machined AL6061 cups

Finish:Anodized color available

Option PT-6639TCB Ceramic bearings