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Photo ©: Sirotti

The return of non-round rings, June 7, 2006

The front shifting problem - this shot of Julich's bike at the Giro d'Italia illustrates the biggest practical problem with non-round rings, the large gap between chainring and front derailleur that makes it hard to get perfect shifting. Non-round advocates believe this is worth putting up with.
Photo ©: Roberto Bettini/www.bettiniphoto.net

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