Lightweight crankshaft for system-integrated Cannondale Hollowgram Si / Ai cranks . Suitable for frames with a bottom bracket shell width of up to 83 mm. This shaft allows Cannondale Super X frames an extra offset of 6 mm for use with 2-speed drives.
Lightweight crankshaft for system-integrated Cannondale Hollowgram Si / Ai cranks . Suitable for frames with a bottom bracket shell width of up to 83 mm. This shaft allows Cannondale Super X frames an extra offset of 6 mm for use with 2-speed drives.