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  2. XM7 rifle - Wikipedia

    en.wikipedia.org/wiki/XM7_rifle

    On 19 April 2022, the Army awarded a 10-year contract to SIG Sauer to produce the XM7 rifle, along with the XM250 light machine gun, to replace the M4 carbine and M249 light machine gun, respectively. [13] [14] Originally the rifle was designated XM5, as the next number sequentially for the weapon it will replace. [15]

  3. Next Generation Squad Weapon - Wikipedia

    en.wikipedia.org/wiki/Next_Generation_Squad_Weapon

    A U.S. Army graphic detailing the competitors for the program as of December 2020. The Next Generation Squad Weapon (NGSW) program is a United States military program created in 2017 by the U.S. Army to replace the 5.56mm M4 carbine, the M249 SAW light machine gun, and the 7.62mm M240 machine gun, with a common system of 6.8mm cartridges and to develop small arms fire-control systems for the ...

  4. XM250 - Wikipedia

    en.wikipedia.org/wiki/XM250

    The XM250 light machine gun and XM7 rifle were designed to fire the 6.8×51mm SIG Fury cartridge in response to concerns that improvements in body armor would diminish the effectiveness of common battlefield rounds such as the 5.56×45mm NATO (used in the M4 carbine and M249 light machine gun) and 7.62×51mm NATO.

  5. Individual Carbine - Wikipedia

    en.wikipedia.org/wiki/Individual_Carbine

    The Individual Carbine was a competition to select the planned successor to the M4 carbine in the United States Army. The U.S. Army conducted an open competition for a carbine to replace the M4. This competition was for the Army only—the United States Marine Corps and other branches chose to stay with current weapons in service.

  6. Colt Advanced Piston Carbine - Wikipedia

    en.wikipedia.org/wiki/Colt_Advanced_Piston_Carbine

    Colt submitted the APC as the “Enhanced M4” for the U.S. Army’s Individual Carbine competition to replace the M4 carbine in 2012. However, the competition was canceled in 2013 before a winning weapon was chosen. The APC was adopted in limited quantities by several military and law enforcement agencies.

  7. Close Quarters Battle Receiver - Wikipedia

    en.wikipedia.org/wiki/Close_Quarters_Battle_Receiver

    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.

  8. Advanced Colt Carbine-Monolithic - Wikipedia

    en.wikipedia.org/wiki/Advanced_Colt_Carbine...

    The Colt ACC-M (Advanced Colt Carbine-Monolithic) adds Colt's proprietary, monolithic Mil-Std-1913 rail system (quad rail) forward hand guard to the normal M4 carbine upper receiver. Colt M4 Carbines and Colt M4A1 Carbines can be easily and relatively inexpensively modified/upgraded into ACC-Ms by replacing the upper receiver, which is more ...

  9. Barrett REC7 - Wikipedia

    en.wikipedia.org/wiki/Barrett_REC7

    It is an M4 carbine utilizing a short-stroke gas piston system and is available in either 5.56×45mm NATO or 6.8mm Remington SPC. The REC7 is Barrett's second AR-pattern rifle chambered for the 6.8mm Remington SPC cartridge, the first being the Barrett M468 rifle. The 6.8 SPC-chambered M468 rifle employed the same Stoner expanding gas system as ...