There's a small piece of metal in my (Ultegra) brake pad. More than one, actually. It seems to have scratched the rim. Presumably this is a manufacturing flaw?
Probably came from your rim in the first place. Or from an older rim that you ran previously?
@hamrack started
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There's a small piece of metal in my (Ultegra) brake pad. More than one, actually. It seems to have scratched the rim. Presumably this is a manufacturing flaw?