Various Soviet arsenals

The DShKM is a Soviet heavy machine gun chambered in 12.7x108mm. It was developed as a modernization of the earlier DShK 1938 heavy machine gun. The DShKM features a gas-operated action with a rotating bolt and an air-cooled, finned barrel. It is fed from a 50-round continuous metallic-link belt. The weapon is used as an anti-aircraft, anti-vehicle, and infantry support weapon. The DShKM has been one of the most widely used heavy machine guns in the world.

The SGM Goryunov is a Soviet medium machine gun developed as a modernization of the SG-43 Goryunov. It was designed in the 1940s by Pyotr Goryunov and was adopted by the Soviet Army in 1943. The SGM features an air-cooled barrel and a gas-operated action. It was typically mounted on a wheeled or tripod mount for sustained fire roles. The weapon is chambered in 7.62x54mmR and was widely used by the Soviet Union and its allies.