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  2. XM7 rifle - Wikipedia

    en.wikipedia.org/wiki/XM7_rifle

    The XM7, previously known as the XM5, is the U.S. Army variant of the SIG MCX Spear, a 6.8×51mm (.277 in), gas-operated, magazine -fed assault rifle [1] designed by SIG Sauer for the Next Generation Squad Weapon Program in 2022 to replace the M4 carbine. The XM7 features a free-floating reinforced M-LOK handguard for direct accessory ...

  3. XM250 - Wikipedia

    en.wikipedia.org/wiki/XM250

    The XM250 is the U.S. military designation for the SIG LMG 6.8, a 6.8×51mm (.277 in), gas-operated, belt -fed light machine gun designed by SIG Sauer for the U.S. Army 's Next Generation Squad Weapon Program in 2022 to replace the M249 light machine gun. The XM250 light machine gun features a free-floating reinforced M-LOK handguard for direct ...

  4. SIG MCX Spear - Wikipedia

    en.wikipedia.org/wiki/SIG_MCX_Spear

    In September 2019, SIG Sauer submitted their designs. [5] The XM7 rifle was 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 and M249) and 7.62×51mm NATO.

  5. SIG MCX - Wikipedia

    en.wikipedia.org/wiki/SIG_MCX

    SIG MCX. The SIG MCX is a family of firearms designed and manufactured by SIG Sauer, produced in both selective fire and semi-automatic only models, and features a short-stroke gas piston system, which is inherited from the earlier SIG MPX submachine gun. The MCX is available in rifle, carbine, short-barreled rifle, and pistol configurations ...

  6. .277 Fury - Wikipedia

    en.wikipedia.org/wiki/.277_Fury

    The .277 Fury or 6.8×51mm Common Cartridge, [4][5] (designated as the .277 SIG Fury by SAAMI [1]) is a centerfire rimless bottlenecked rifle cartridge announced by SIG Sauer in late 2019. [2] Its hybrid three-piece cartridge case has a steel case head and brass body connected by an aluminum locking washer to support the high chamber pressure ...

  7. 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 ...

  8. SIG Sauer P250 - Wikipedia

    en.wikipedia.org/wiki/SIG_Sauer_P250

    The SIG Sauer P250 is a semi-automatic pistol made by Sigarms (now known as Sig Sauer Inc. of Exeter, New Hampshire). Introduced in 2007, the hammer-fired P250 can be chambered in .22 Long Rifle , .380 ACP , 9×19mm Parabellum (9mm), .357 SIG , .40 S&W , and .45 ACP .

  9. SIG Sauer MG 338 - Wikipedia

    en.wikipedia.org/wiki/SIG_Sauer_MG_338

    The SIG MG 338 is primarily chambered in .338 Norma Magnum and has an effective range of approximately 1,700 meters, approximately twice the effective range of 7.62x51mm, while at 1,000 meters, it is still capable of penetrating Level III armor. [1] The MG 338 can be switched to fire 7.62×51mm by changing out the barrel, bolt, feed tray, and ...