The Thompson submachine gun and the M3 submachine gun, two classic submachine guns (SMGs), helped American GIs win World War II. Both fired the same powerful and ever-beloved .45 ACP (Automatic ...
Hosted on MSN1mon
M3/M3A1 Grease Gun
In December of 1942 they adopted a new submachine gun, the M3. Built from an all steel construction using mainly stamped parts, it fired from an open bolt and had simple controls. Greenland ...