CANNONDALE BB30 crank axle for SISL2 MTB 137 mm silver
Extra lightweight crank axle for the system integrated Cannondale Hollowgram MTB crank. Suitable for frames with a BB shell of up to 73 mm.
Mounting width: 73 mm
Wavelength: 137 mm
Shaft Thickness: 30 mm (BB30)
Weight: 98 g