Original U.S. WWII US Navy 20mm Oerlikon Anti-Aircraft Gun Sight U.S. Uniforms giving the badge an overall

giving the badge an overall dark look

it is fitted with a Chassepot / Gras style bayonet lug on the front right side of the barrel

and returned to Midway 28 January 1944

Some of the notable successes of the squadron included missions against German troop contingents in Normandy after D-Day

with a very crisp action and firm cylinder lockup

Original U.S. WWII US Navy 20mm Oerlikon Anti-Aircraft Gun Sight U.S. Uniforms giving the badge an overallOriginal Item: Only One Available. This is an excellent condition US WWII Navy Oerlikon 20 mm 70 (0. 79") Mark I and Mark II cannon sight. The Oerlikon 20mm anti aircraft cannon was widely used by naval and air forces during World War II, by countries on both sides. Sight appears to be unissued and is in excellent condition. During World War Two the Oerlikon FF was installed as armament on some fighters of the 1930s, such as the Polish PZL P. 24G.