Find out in this episode of Airsoft GI Uncut if the Classic Army MSG-90 AEG is the perfect DMR AEG for airsoft... " The Classic Army Full Metal MSG-90 Rifle is another great design in Classic Army's series of G3 style airsoft guns. The MSG-90 was made famous with the long service it saw in the German Army and around the world for many years. The MSG-90 Rifle has full metal construction and a laser etched logo with serial number under license with CA.