Well I did it, finally got a Mossberg mvp in 556/223 for my boys. I'm rather excited to get some mouse fart loads going for them.
I have a Lee 55-rf mold and titegroup, unique, hp38 and 2400...I'd like to use titegroup or unique.
I'll cast em soft but want to make sure I'm not under loading but for my boys....it doesn't need to make power factor. If I can keep it at or under 1000 fps that would be great.
Anyone tried it before and what were your results? I'm thinking a start of 3 ish grains of titegroup or unique and see where it goes from there?
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