Original U.S. WWII M8 Pyrotechnic 37mm Flare Signal Pistol by McInerney Spring & Wire Co. WWII with an Allin conversion hammer

with an Allin conversion hammer and tumbler

and the right plate is marked with manufacturer and date: BINOCULAR

which we have made no attempt to polish out

Barrel Length: 3 5/8 inches

Original U.S. WWII M8 Pyrotechnic 37mm Flare Signal Pistol by McInerney Spring & Wire Co. WWII with an Allin conversion hammerOriginal Item: Only One Available. This is a nice condition M8 37mm big bore signal pistol, as used during WWII. The barrel has studs for attachment to a flare port in the fuselage of large aircraft such as bombers. The right side of the frame is marked inside a triangle: M S W C U. S. PROPERTY PISTOL PYROTECHNIC M 8 The abbreviation at the top indicates manufacture by McInerney Spring & Wire Co., one of several contractors employed to make these