.45 ACP cal., 4 in. smoothbore barrel, action utilizing nonstrategic WWII materials, wood ejector rod, each gun was individually packaged in a paraffin-coated cardboard box with wood spacer, and a smaller box containing 10 rounds of .45 ACP ammo with a graphics only instruction sheet on top. Mfg. for European resistance movement during WWII, very limited number used in Europe, most used in Philippines and China. 1 million mfg. 1942 only.