I've got some old 520s lying around. One is pretty fine, the other's got loose bearings cos it's the foor I always clip in and out. They can be sorted out with some special tools. Yours for not much at all.
@Momentum started
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I've got some old 520s lying around. One is pretty fine, the other's got loose bearings cos it's the foor I always clip in and out. They can be sorted out with some special tools. Yours for not much at all.