The ZPU (Russian: зенитная пулемётная установка, meaning `anti-aircraft machine gun mount`) is a family of towed anti-aircraft gun based on the Soviet 14.5 mm KPV heavy machine gun. It entered service with the Soviet Union in 1949 and is used by over 50 countries worldwide. Quadruple (ZPU-4), two double- (ZPU-2 and ZU-.....
Series of 14.5mm cannon [SU]