Quote Originally Posted by Oddduck View Post
I've heard IMR 4064 has been used also, I've has outstanding performance in my 308 with both those powders, for me 42 grains seems to be the magic number

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I had a good load at 43.8gr, but it doesn’t group right after threading the barrel and adding a brake. It’s a little better with the suppressor, but way off without. I need to get to the range to get a new load worked out.