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Home Races Start list Photos Features 2008 Results Recently on Cyclingnews.com Bayern Rundfahrt Photo ©: Schaaf	Sea Otter Classic Expo, Monterey, California, USA, April 16-19, 2009 A small idler puller just aft of the crankset aligns chain forces with the pivot for improved pedaling efficiency. Photo ©: James Huang/Cyclingnews.com Previous photo    Next photo Latest Photography       Related Gallery   Related Story

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