Old 08-17-12, 10:04 AM
Join Date: Feb 2005
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Bikes: Cervelo C5, Guru Photon, Waterford, Specialized CX

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Originally Posted by cyccommute View Post
Not really. Check here for a nice simple explanation. You can test this at home if you like. Put a set of steel rims on your bike and go for a ride. Then put on a set of aluminum rims. The steel rims take much more energy to get moving and keep moving than the aluminum rims.
Thanks for posting that. It's clear enough even for me to understand
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