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Old 06-16-20, 07:34 PM
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gugie 
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Brake pads "scratch" the rims. I never understood hard anodization of rims, they all go "bald" at some time, and the coefficient of friction between brake pads and anodized alumium is probably less than on bare aluminum.

Rims are the disc of the brake, and are worn in the same manner.
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