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Recently on Cyclingnews.com Bayern Rundfahrt Photo ©: Schaaf	Tech feature: Saris/CycleOps/PowerTap 2009 product launch, June 18, 2008 The linear stepper motor simply alters the distance from the magnets to the conductive zinc flywheel, thus altering the strength of the magnetic field and resistance. Photo ©: James Huang/Cyclingnews.com Previous photo    Next photo Latest Photography      Related Gallery   Related Story

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