Thread: Gear Inches Question
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Old 11-05-20, 09:49 PM
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cyccommute 
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Originally Posted by HillRider
In Europe the common method of expressing bike gearing is "development" which is the distance the bike travels with one full crank rotation. It is gear-inches X Pi but in Europe the distance is specified in meters.
Multiply meters by 3.3 to get feet development.
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