Lightning Cranks BB view

Published January 11, 2009 at 1024 × 682 in Lightning Crank Photos
Another view of the BB. The bearnings are BB 30 bearning mounted outside of the BB shell, just like Zipp does with the Vuma Quads. This means that you do not need a BB 30 frame.

Another view of the BB. The bearnings are BB 30 bearning mounted outside of the BB shell, just like Zipp does with the Vuma Quads. This means that you do not need a BB 30 frame.

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