The GSh-30-2 is a 30mm twin-barrel autocannon developed in the Soviet Union. It is primarily used in military aircraft, providing high firepower against both air and ground targets. The cannon is known for its high rate of fire and effectiveness in close air support missions. This weapon is typically mounted on various aircraft, including the MiG-29 and Su-27. The GSh-30-2 features a unique design that allows for a compact size while maintaining a powerful punch, making it a valuable asset in aerial combat scenarios. Its ammunition is designed for both armor-piercing and high-explosive purposes.