The M203 is a single-shot 40 mm under-barrel grenade launcher designed to attach to a rifle. It uses the same rounds as the older stand-alone M79 break-action grenade launcher, which utilizes the high-low propulsion system to keep recoil forces low.

2023年3月9日 · The M203 grenade launcher is itself fairly uninspired. A slide-action, single-shot design, the action cocks automatically on opening. It is, in essence, just a big honking rifled tube that rides underneath the host rifle.

2022年5月1日 · The M203 is a well-known single-shot 40mm under-barrel grenade launcher designed to attach to the rifle. It has become the first weapon of this type to achieve operational service inside the US military. Initially designed for the M16 rifle and its carbine version, M4, it became compatible with

2022年12月7日 · The M203 grenade launcher is a breech-loading, single-shot, indirect fire weapon. It shoots 40 mm grenades up to 400 meters and can attach underneath standard military rifles such as the M16 and M4. Loaded, it weighs 3 1/2 pounds. It can fire a variety of rounds, including high-explosive, smoke, and even buckshot grenades.

2022年4月28日 · Throughout the course of the Vietnam War, the US Army developed a number of grenade launchers to aid forces in Southeast Asia. One of those was the M203, a single-shot under-barrel launcher designed to attach to shoulder-fired rifles. The M203 grenade launcher was designed by AAI for close combat in areas that couldn’t be reached by direct fire.

The United States developed the M203 in the late 1960s as a tactical accessory to the M16 series of assault rifles. It is a single-shot, breach-loading grenade launcher.

The M203-series grenade launchers are lightweight, single-shot, breech-loaded, pump action (sliding barrel), shoulder-fired weapons. The grenade launcher is composed of the following: barrel, receiver, hand guard, leaf sight, and quadrant sight.

It is a slide action single shot launcher with very few parts and very little to go wrong. The M203 developed a reputation for reliability with a service life of up to 10,000 rounds and an effective range of 350 meters. The well trained grenadier could fire up to 7 grenades per minute.

2011年7月7日 · The base M203 is a lightweight, compact, breech loading, pump action, single shot launcher. The launcher consists of a hand guard and sight assembly with an adjustable metallic folding,...

2013年1月16日 · The M203A2 grenade launcher provides a mounting system compatible with the M16A4 rifle and M4 carbine. The modification to the previous M203 and M203A1 designs includes a quick-attach bracket...