The 40 mm Grenade Launcher is a breech-loading, single shot grenade launcher. Manually operated, or it can only fire one round at a time. It fires all 40 mm grenades, less-deadly and non-deadly ammunition (or what a gun fires), and tear/irritant gas capsules (the container in a liquid or gas is stored). Spent ammunition is ejected for easier reloading. The same system is available in 37 mm size for police. The 40 mm model has a rifling of 1:1.224, is 900 mm long, and weighs 4.4 kg (9.5 lb). The muzzle velocity is 74.7 m/s (M-406 grenade). Its range for normal fire, single target is 150 meters. For area coverage, with fragmentation munitions, or ammunition that blows apart when it hits its target, is 350 meters.