The M2 machine gun has been in production longer than any other machine gun. It is effective against infantry, unarmored or lightly armored vehicles and boats, light fortifications and low-flying aircraft. The design has had many specific designations the official designation for the current infantry type is Browning Machine Gun, Cal.50, M2, HB, Flexible. The M2 has been referred to as "Ma Deuce", as a GI phonetic slang or "the fifty" in reference to its caliber. 50 BMG cartridge, which was developed alongside and takes its name from the gun itself (BMG standing for Browning Machine Gun).
The M2 uses the much larger and much more powerful. It is very similar in design to Browning's earlier M1919 Browning machine gun, which was chambered for the. 50 Caliber Machine Gun is a heavy machine gun designed towards the end of World War I by John Browning. when the target is at close range or near friendly troops), an under-barrel system has the advantage of allowing its user to also carry a rifle, and to easily switch between the two. However, while the M79 was a stand-alone weapon (and usually the primary weapon of troops who carried it), the M203 was designed as an under-barrel device attached to an existing rifle.īecause the size and weight of 40 mm ammunition limits the quantities that can be carried on patrol, and because a grenade is often not an appropriate weapon for a given engagement (i.e. military forces during the early 1970s, replacing the older M79 grenade launcher and the conceptually similar Colt XM148 design. A separate sighting system is added to rifles fitted with the M203, as the rifle's standard sights are not matched to the launcher. The rifle magazine functions as a hand grip when firing the M203. 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 M203 is a single shot 40 mm under-slung grenade launcher designed to attach to a rifle.
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