[Video] Cliplesss vs. Flats – Which is more efficient?

[Video] Cliplesss vs. Flats – Which is more efficient?

01/11/2014
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01/11/2014

Global Cycling Network(GCN) digs deep to see which is more efficient : Flats vs Clipless? They test Blood Lactate Level, V02 and Heart Rate. Check out the video to see their results.