MEAN ARMS ENDOMAG 9MM PMAG INSERT

MEAN ARMS ENDOMAG 9MM PMAG INSERT The MEAN EndoMag™is a magazine insert that converts your Gen 2 or Gen 3 5.56/.223 PMAG® housing into a 9mm magazine to use with a standard AR lower and 9mm upper of your choosing with a Glock or Colt variant 9mm BCG. Visit Mean Arms...