T47 BB
PT-6639AT
M47 * P1.0 Threaded BB
T47 threaded BB for Ø30 spindle crankset
Width: 86.5 / 89.5 / 92mm
Weight: 156g
Bearings: Sealed cartridge bearings 42 * 7 (R433)
Material: CNC machined AL6061 cups
Finish: Anodized color available
Option PT-6639ATCB Ceramic bearings
PT-6639AT Drawing download