The MG 15 was a 7.92 mm (0.31 in) machine gun developed by Theodor_Bergmann as Bergmann_MG15_nA_Gun during WW1 and manufactured again by Rheinmetall-Borsig before World War II as a derivative of the company's MG 30 infantry weapon.
The MG 15 was a 7.92 mm (0.31 in) machine gun designed specifically as a hand manipulated defensive gun for combat aircraft during the early 1930's. Developed by Theodor_Bergmann as Bergmann_MG15_nA_Gun during WW1 and manufactured again by Rheinmetall-Borsig before World War II as a derivative of the company's MG 30 infantry weapon.