LITTLE KNOWN FACTS ABOUT CMMG MK57.

As CMMG crafted a manufacturer in part by supporting and innovating one of a kind calibers within the AR platform, the addition with the 5.7x28mm Mk57 brief-barrel rifle below is likely only the start.The projectiles would adhere or drag in there plus the follower would bind. As being the ProMags have no inward-projecting aspect and leave a great