Rich, if memory serves me correctly, a dram is 27.3grs of BP by volume. If using 2F the weight and volume are just about the same. A 12ga 3 dram 1 1/8oz load should give you 1200fps. I'm not sure but think a 2 1/2 dram 20ga load is also at 1200fps. Oh, received your email about the knife.
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Paul Harm
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