Beware of Accurate 2200 powder. Do not deviate from published data by Accurate. This was originally a surplus powder for the 7.62x39. Do not exceed publish information on it as the pressure can jump with just a small amount of powder increase. I used it to load .223 with a 55 gr FMJ bullet. I was at 21 grains when I started to get primer failures in my SP1 Colt. Nice holes in the Winchester primers. The load was 2 grains UNDER published max. So start with starting loads and increase slowly.Information
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