Armory Sponsor
Posted: 2/22/2016 9:50:39 PM EDT
| Has anyone worked up a load with pulled MK 318 to match factory velocities? I've chronographed factory ammo at 2860 fps from a 14.5" M4, but in messing around with Quickload, I haven't found a powder/charge combination that can hit that velocity without being over 5.56 NATO pressure. |
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