Original German WWII Aircraft Guns Large Caliber Inert Cartridges Russian Field Gear and then reissued to a

and then reissued to a German unit who added their markings to the rear of the fluted Water Jacket "F

The side is ink stamped:

This is an excellent condition totally genuine WWI issue German gas mask

it has the correct etched panel marking on the left side of the barrel

indicating:

Original German WWII Aircraft Guns Large Caliber Inert Cartridges Russian Field Gear and then reissued to aOriginal Item: Only One Available. This is a collection of various inert rounds for Gerald WWII aircraft cannon and machine guns as follows: (INERT) German WWII 2 cm Flak Cannon round. The Flak 30 (Flugzeugabwehrkanone 30) and improved Flak 38 were 20 mm anti aircraft guns used by various German forces throughout World War II. It was not only the primary German light anti aircraft gun but by far the most numerously produced German artillery piece