Joined: Jul 2006
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From: Lebanon (Liberty Hill), CT
Bikes: Canyon Aeroad, CAAD 12, MASI Gran Criterium S, Colnago World Cup CX, Guru steel & Guru Photon
Originally Posted by
Doge
"performance" in rollers is a tough one. Lager diameter drums have less resistance than the smaller drums. The resistance comes from the deformation of the tire and the friction of rpm (smaller turns more).
The radius of a roller is also a First Class Lever. As such the larger the diameter the easier it will spin.
Last edited by bruce19; 01-03-17 at 05:05 AM.