The Glagolev–Shipunov–Gryazev GShG-7.62 is a four-barreled rotary machine gun, similar to firearms such as the M134 "Minigun". It is a gas operated, self-powered weapon which is in contrast with most other rotary guns (that are usually externally powered). It was developed in 1968–1970 for Mi-24 helicopter together with YakB 12.7mm machine gun.[1] Currently used in GUV-8700 gun pods, and flexible mounts on Kamov Ka-29.[2][3]