What have I got?M16 Rifle M16 rifle or AR-15 Assault rifle adopted as a standard weapon by the U.S. Army in 1967. The M16, designed by Eugene M. Stoner in the 1950s for the ArmaLite Division of Fairchild Engine and Airplane Corp., has both semiautomatic and automatic capabilities. M16A1 Mode of fire: semi/auto Upper receiver: built-in (integral) carrying handle without elevation adjustment Barrel: 1/12 twist, 20 inches long [ILLUSTRATION OMITTED] M16A2 Mode of fire: semi/burst Upper receiver: built-in (integral) carrying handle with elevation adjustment Barrel: 1/7 twist, 20 inches long [ILLUSTRATION OMITTED] M16A4 Mode of fire: semi/burst Upper receiver: flat-top with removable carrying handle and elevation adjustment Barrel: 1/7 twist, 20 inches long [ILLUSTRATION OMITTED] M4 Carbine “M4A1” redirects here. For the World War II tank, see M4 Sherman. The M4 Carbine is a family of firearms tracing its lineage back to earlier carbine versions of the M16, all based on the original AR-15 made by ArmaLite. M4 Mode of fire: semi/burst Upper receiver: flat-top with elevation adjustment and removable carrying handle Barrel: 1/7 twist, 14.5 inches long [ILLUSTRATION OMITTED] M4A M4A MPEG 4 Audio (audio compression format) M4A Mpeg4 Audio 1 Mode of fire: semi/auto Upper receiver: flat-top with elevation adjustment and removable carrying handle Barrel: 1/7 twist, 14.5 inches long [ILLUSTRATION OMITTED] M203 Grenade Launcher M203 generally refers to the United States Army designation for a single shot 40 mm grenade launcher that attaches to the M16 assault rifle or the M4 Carbine. Stand-alone variants exist as do versions capable of being used on many other rifles. M203 Host weapon: M16-series rifle Long handguard with leaf sight a hinged sight on a firearm, which can be raised or folded down. See also: Leaf , carrying handle mounted quadrant sight, and mounting hardware (bracket, screws, bushings, and lacing wire) [ILLUSTRATION OMITTED] M203A1 (result of MWO MWO Mount Washington Observatory (New Hampshire) MWO Microwave Oven MWO Master Warrant Officer MWO Modification Work Order MWO Multi Wave Oscillator MWO Meteorological Watch Office (aviation) 9-1010-221-30-3 applied to an M203) Host weapon: M4/M4A1 carbine carbine Light, short-barreled rifle. The first carbines, from the muzzle-loading muskets of the 18th century to the lever-action repeaters of the 19th, were chiefly cavalry weapons or saddle firearms for mounted frontiersmen. Short handguard with leaf sight, carrying handle mounted quadrant sight, and mounting hardware (bracket assembly, screws, bushings, and lacing wire) [ILLUSTRATION OMITTED] M203A2 (result of MWO 9-1010-221-30-4 applied to an M203 or M203A1) Host weapon: M4/M4A1 carbine with M4 adapter rail system installed M16A4 rifle with M5 adapter rail system installed No handguard, leaf sight/rail grabber assembly that mounts on the M4 or M5 adapter rail system, carrying handle mounted quadrant sight, and mounting hardware (quick-release bracket) [ILLUSTRATION OMITTED] Modular weapon system: The primary components of the modular weapon system are the M4 and M5 adapter rail systems, the leaf sight/rail grabber assembly, and the quick-release bracket. The components are only to be used with the M16A4 rifle or M4/M4A1 carbine. [ILLUSTRATION OMITTED] |
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