I use 5W30 Extended Performance, because that’s what I was using in my vehicle when I filled my gun oil bottles. Seems to be a good fit.
In my experience, it works great for short-term lubrication, but it dries out very quickly. It is great for oiling blued and parkerized finishes,...
Back when Chinese SKS’s were $69, Russian SKS’s were $99, and you could occasionally find a Russian Mosin M44 for $39, I was fresh out of college,...
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