T47 BB
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
PT-6639T Drawing download