Thread: Are you using the right size cranks?
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Old 06-10-10 | 11:07 AM
  #20  
timster
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Bikes: 2011 Focus Whistler // 2011 Cannondale CAAD10 // 2009 Scattante XRL TT // 1993 Cannondale R400

Originally Posted by jrobe
Take a ruler and measure 2.5mm. I doubt that I could tell the difference between 170mm and 172.5mm cranks.
Wouldn't the difference in pedal stroke be 5mm? Since the crank length is the radius of the pedal circle.
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