The nearest I can find to that load is in the 444 marlin case with 38400cup pressure shown. Loads for 458w 45/70 8mm Mauser 358win all shown using 2207 but the triple four is closest to what you have done.
The nearest I can find to that load is in the 444 marlin case with 38400cup pressure shown. Loads for 458w 45/70 8mm Mauser 358win all shown using 2207 but the triple four is closest to what you have done.
75/15/10 black powder matters
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