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The only data I have is from the Lyman Black Powder Handbook, 2nd Edition.
With Goex FFFg, .454 140 grain RB:
40 grains = 950 fps
45 grains = 983 fps
With Goex FFFg, .451 180 grain Conical:
40 gains = 898 fps
Anyone have any data beyond 45 grains they want to share?
Last edited by ClemBert; September 23, 2010 at 09:09 PM.
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