- BB set to set PF/BB30 crank into frame of a PF30 (46mm diameter) BB shell
- Load, MTB compatible
- Shell Width: 68/73mm
- BB Shell Insert Diameter: 1.8 inches (46 mm)
- Material: 6061 aluminum alloy, SUS bearing; Reference weight: 3.9 oz (109 g); *KCNC is a racing part that is lightweight and may be damaged due to metal fatigue and excessive loads Please take utmost care to use