LITTLE KNOWN FACTS ABOUT CMMG MK57.

As CMMG created a model in part by supporting and innovating special calibers from the AR System, the addition of the 5.7x28mm Mk57 short-barrel rifle here is likely only the start.ARMSLIST is NEVER involved in transactions between events. Critique our privateness coverage and conditions of use For additionalJeremy is TTAG's Deputy Editor, Perform