Original U.S. WWI Mark IV "Very" 25mm Flare Signal Pistol Converted to 1 Inch Size MG 34 Buffer & Butt Stock and the spare bulb clips

and the spare bulb clips are intact

While this helmet is stamped with Mk I

so we cannot see who the maker is

Tet Counteroffensive

Normally intended for naval use by most governments

Original U.S. WWI Mark IV "Very" 25mm Flare Signal Pistol Converted to 1 Inch Size MG 34 Buffer & Butt Stock and the spare bulb clipsOriginal item: Only One Available. This is a very nice brass US Mk IV "Very" flare pistol from the First World War. The original caliber was 25 millimeters, but the bore has been arsenal enlarged slightly to take 1" 26. 5mm flares. This is not to be confused with the 37 millimeter U. S. Navy Mk IV Sedgley signal pistol of the Second World War. Except for the caliber, this pistol is nearly identical to the French M1917 all brass 25 millimeter flare