the Marine Corps is poised to field the M320A1 grenade launcher to infantry squads as a replacement for the underslung M203, the latest much-needed update to the service’s Vietnam-era arsenal in ...

Here’s What You Need to Remember: During the Vietnam War, the weapon was typically used by U.S. Army soldiers and U.S. Marines at targets from 150 to 300 yards away, and... Developed in the ...

Want to know about the MK19 Grenade Launcher? Here are a couple quick ... the U.S. Navy with an effective riverine patrol weapon in Vietnam. A Product Improvement Program was initiated in the ...