CONSIDERATIONS TO KNOW ABOUT CMMG MK57

As CMMG constructed a brand name partially by supporting and innovating unique calibers inside the AR platform, the addition of the five.7x28mm Mk57 brief-barrel rifle here is probably going only the beginning.The projectiles would adhere or drag in there as well as the follower would bind. As the ProMags don't have any inward-projecting part and