This article is a short review of the CEMA Bearing Full Ceramic pulley wheels. I will try to compare these against stock Dura Ace 9000 pulley wheels, but I don't have a friction facts laboratory setup at home. So it will be an in-depth look and feature comparison. … [Read more...] about CEMA Bearing Full Ceramic Pulley Wheels
Quality information about cycling products from a mechanical engineer on a bike
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