CMMG MK57 FOR DUMMIES

As CMMG developed a brand name in part by supporting and innovating special calibers within the AR System, the addition on the 5.7x28mm Mk57 brief-barrel rifle right here is likely only the start.The projectiles would adhere or drag in there along with the follower would bind. As the ProMags don't have any inward-projecting part and depart a great