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.

The M16 rifle (officially designated Rifle, Caliber 5.56 mm, M16) is a family of assault rifles adapted from the ArmaLite AR-15 rifle for the United States military. The original M16 rifle was a 5.56×45mm automatic rifle with a 20-round magazine.

Mar 9, 2023 · After snorting enough coke to orbit a rhino, Tony snatched up his M16-cum-M203 grenade launcher, charged it with an M433 HEDP (High Explosive Dual Purpose) grenade along with a pair of 30-round box magazines taped back-to-back, and faced the door.

Feb 22, 2019 · One of the most powerful weapons available to U.S. Army and Marine Corps infantry is a grenade launcher designed to fit underneath the M16 rifle. The M203 grenade launcher gave soldiers...

The M203 is a 40mm single-shot grenade launcher designed for use with the M16, the M203A1 is used with the M4, and the M203A2 is the current modification that provides a mounting system...

The M203 mount replaces the standard handguards on the rifle and requires a grenade launcher sight to be mounted on the carrying handle. Standard sights of the M16A1 consist of a protected front post, mounted on the gas block, and an aperture flip-up rear sight, with 2 range settings.

Apr 28, 2022 · The M203 grenade launcher was designed by AAI for close combat in areas that couldn’t be reached by direct fire. It was intended to be a “tactical” accessory for the M16 rifle and its variant, the M4 carbine, and was developed in response to the US Army’s Grenade Launcher Attachment Development (GLAD) program.

While compatible with many weapons, the M203 was originally designed and produced by the United States military for the M16 rifle and its carbine variant, the M4. The launcher can also be mounted onto a C7, a Canadian version of the M16 rifle; this requires the prior removal of the bottom handguard.

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.

Jan 16, 2013 · 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 for...