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11 Posts
Firing some 1970's OFV Indian crap, I know the general consensus about the stuff but it was cheap and have fired 5000 or so rounds with no problems. There is one thing I've been wondering since last year. After I shoot it and let the gun sit for a few days before I clean it, the gun turns a minty green color where ever the burnt powder touches. Doesn't seem to be corrosion. Is it pieces of copper oxidizing? Any thoughts?