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April 2, 2021, 10:02 a.m. -  TomM

For anyone who didn't know that off the shelf degreasers can etch your aluminum parts, here's a guy who uses some to completely remove the black anodizing from his chainring in about 15 minutes. [https://www.youtube.com/watch?v=Piu_OEbiRd0](https://www.youtube.com/watch?v=Piu_OEbiRd0)

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