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Old 08-01-2020, 06:19 PM
TinMan TinMan is offline
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Join Date: Sep 2006
Posts: 2,800
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For the 223 Rem, I have liked W748 with the heavier bullets, like the 69gr SMK or even the 63gr SMP. I think a 52gr SMK liked around 25gr max for W748. My favorite powder for 40gr VMAX is AA2200, which is a bit faster burn rate.
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