300 Blk "AMMO TEST" 155 gr. Cast. Low heat, High Heat, Gas check, no Gas Check.
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Published on 09 Apr 2018 / In Firearms
155 grain Lee bullet. Shooting, Testing, grouping. I use low heat powder coat method and High heat method. Gas checks. No Gas Checks. 20 BHN. 15 BHN 1750 fps, 16.8 gr IMR 4198, OAL 2.035 I will be testing a low heat cure powder coat in a follow up video!
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