Head 6-Tube Missile Launcher (240mm Missile Launcher) The Z'Gok has six 240mm missile launchers (30 rounds) in the top of its head. These missiles can only be fired in relation to the vertical alignment of the torso. The missiles can be fired underwater but they have low resistance to hydrostatic pressure. They are mainly used after surfacing or landing on the shore, as well as for anti-aircraft purposes.