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The M4 carbine (officially Carbine, Caliber 5.56 mm, M4) is a 5.56×45mm NATO assault rifle developed in the United States during the 1980s. It is a shortened version of the M16A2 assault rifle. The M4 is extensively used by the US military , with decisions to largely replace the M16 rifle in US Army (starting 2010) and US Marine Corps ...
The M4 Sherman, officially medium ... Their first encounter with tanks was against German Panzer III and IV tanks with long 50 mm and 75 mm guns engaging them at ...
An M4 carbine, a common AR-15–style carbine. The M4 is the shorter, lighter carbine variant of the M16 rifle.. A carbine (/ ˈ k ɑːr b iː n / KAR-been or / ˈ k ɑːr b aɪ n / KAR-byn) [1] is a long gun that has a barrel shortened from its original length. [2]
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.
The Benelli M4 is a semi-automatic shotgun produced by Italian firearm manufacturer Benelli Armi SpA, and the fourth and last model of the Benelli Super 90 line of semi-automatic shotguns. The M4 uses a proprietary action design called the "auto-regulating gas-operated" (ARGO) system, which was created specifically for the weapon.
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M4(105) – Upgraded with 105mm M4 Howitzer, ... Equipped with 60,000 lb (27,000 kg) winch and an 18 feet long pivoting A-frame jib installed. An 81mm mortar was also ...
The M4's 14.5" barrel length reduces muzzle velocity to about 2900 ft/s. [193] This reduced wounding ability is one reason that, despite the Army's transition to short-barrel M4s, the Marine Corps has decided to continue using the M16A4 with its 20″ barrel as the 5.56×45mm M855 is largely dependent upon high velocity to wound effectively.