e/XM174 grenade launcher

Information
has gloss	eng: The XM174 is a mounted automatic 40mm grenade launcher heavily based on the M1919A4 machine gun and the M79 grenade launcher but fed from an ammo can. It was used in the Vietnam War as a tripod mounted crew-served weapon and as a weapon mounted on various vehicles and aircraft.
lexicalization	eng: XM174 grenade launcher
instance of	e/Grenade launcher