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Old 07-19-2019, 08:47 PM
nuke11 nuke11 is offline
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Join Date: Jul 2009
Posts: 276

Originally Posted by Desert Mariner View Post
You'll note that the 5.56 weapon's E-factors come out lower than those listed in TM-1-1. I don't know if this is an error in the 4E figures or if I just haven't found the right cartridge to bump up V0.
Try using Federal American Eagle .223 55 grain and 62 grain.

55 grain: BC .269
62 grain: BC .307
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