Search results
Results from the WOW.Com Content Network
The MDNS (Miniature Day-Night Sight) program included the Block I Phased Replacement components and the Block II components [12] Daniel Defense M4A1 RIS II (Rail Interface System), GL/SSC RIS II (Grenade Launcher/Sound Suppressor Capable), and MK18 RIS II (with FSP (front sight post) variations) free-float handguards [7] [8] [9] [10]
This is a list of United States Army fire control, and sighting material by supply catalog designation, or Standard Nomenclature List (SNL) group "F".The United States Army Ordnance Corps Supply Catalog used an alpha-numeric nomenclature system from about the mid-1920s to about 1958.
The M4 high-speed tractor used M4 Sherman tracks, roadwheels, and drive sprocket. However, the suspension was of the HVSS type, first introduced on a light tank T6 project in 1938. One variant was designed to tow the 90 mm anti-aircraft gun , and another was for the 155 mm gun or 8-inch howitzer . [ 1 ]
The M203 grenade launcher system comes with a variety of components, usually including the launcher, adapters for attachment to assault rifles, and leaf sights (which can be used with the rifle's front sight post). M203s can also come with quadrant sights, mounting to an MIL-STD 1913 Rail, or to the carrying handle of an M16 rifle.
Open sights generally use either a square post or a bead on a post for a front sight. To use the sight, the post or bead is positioned both vertically and horizontally in the center of the rear sight notch. For a center hold, the front sight is positioned on the center of the target, bisecting the target vertically and horizontally.
The Close Quarter Battle Receiver (CQBR) [5] is a replacement upper receiver for the M4A1 carbine developed by the US Navy.. The CQBR features a 10.3 in (262 mm) length barrel (similar to the Colt Commando short-barreled M16 variants of the past) which makes the weapon significantly more compact, thus making it easier to use in, and around, vehicles and in tight, confined spaces.
M4: pulling a lanyard releases the firing mechanism [3] M4 Mk 1: equipped with a fixed firing pin [ 3 ] M4L3: version with simplified baseplate and sight, range is shorter (1,200 m).
The sight is designed for use with the M16/M4 family of rifles, but can be mounted on any weapon fitted with an upper Picatinny rail. It is also NVG-compatible—the aiming dot is still visible through night vision scopes and goggles. The Army's M68 designation was also applied to a later version of the sight, the Aimpoint CompM4.