The XM250 is a light machine gun mainly used by the United States army ... It is one of the most advanced launchers because it spirals the grenade through the air and tracks how far it can travel so ...
The U.S. military unveiled its own 3D-printed grenade launcher ... They can be used to make "sears," or switches to convert guns into automatic weapons, grenades and even bombs.
Police said one of the guns obtained had a sear-selector switch, which makes it a fully automatic machine gun. Along with the three firearms, police found loose ammunition in the car.As the ...