"The weapon is described as self-contained, which probably means it is gas-operated as opposed to electric motor-powered. Such designs are currently strictly Russian, represented by various members of the GSh family, from GSh-5,45 (AK-74 caliber) to GSh-30-6 (30mm liquid cooled CIWS gun, used in twin mounts)."@en . "The weapon is described as self-contained, which probably means it is gas-operated as opposed to electric motor-powered. Such designs are currently strictly Russian, represented by various members of the GSh family, from GSh-5,45 (AK-74 caliber) to GSh-30-6 (30mm liquid cooled CIWS gun, used in twin mounts)."@en . "M268 SAW"@en . .