CMMG MK57 FOR DUMMIES

As CMMG developed a model partly by supporting and innovating exceptional calibers in the AR platform, the addition in the 5.7x28mm Mk57 shorter-barrel rifle right here is likely only the beginning.The projectiles would adhere or drag in there as well as the follower would bind. Given that the ProMags don't have any inward-projecting section and d