M4 carbineThe M4 carbine (officially Carbine, Caliber 5.56 mm, M4) is an 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 U.S. military, which decided to largely replace the M16 rifle in U.S. Army (starting 2010) and U.S. Marine Corps (starting 2016) combat units as the primary infantryservice rifle.
Vortex OpticsVortex Optics is an American manufacturer of special optical equipments for hunting, wildlife watching, outdoor recreation, shooting sports and law enforcement and military. Vortex products include binoculars, spotting scopes, riflescopes, reflex sights, holographic sights and other accessories. It once had a sister company known as Eagle Optics, which developed optics for birdwatchers.
M7 rifleThe M7 rifle, previously designated as XM7 and originally as XM5, is the U.S. Army's adopted variant of the SIG MCX-SPEAR chambered in 6.8×51mm Common Cartridge (.277 Fury), designed by SIG Sauer for the Next Generation Squad Weapon (NGSW) program in 2022 to replace the M4 carbine.
SIG SauerSIG Sauer () is, since the 1970s, a combined brand name of several firearms manufacturing companies, with SIG referring to Schweizerische Industrie Gesellschaft originally founded 1853, while the latter part comes from Sauer & Sohn, founded in 1751 in Germany and still active there. With Switzerland limiting the export of weapons, the partnership started with the SIG Sauer P220 in 1975. Several sister companies design and manufacture firearms using the trade name SIG Sauer.
M249 Squad Automatic WeaponThe M249 SAW, formally as the Light Machine Gun, 5.56 mm, M249 Squad Automatic Weapon, is the United States Armed Forces adaptation of the Belgian FN Minimi, a light machine gun designed and manufactured by FN Herstal. The M249 SAW is manufactured in the United States by the subsidiary FN Manufacturing, LLC (FN America), a company in Columbia, South Carolina.
Fire-control systemA fire-control system (FCS) is an integrated system of components that assists a gunner in executing tasks needed to achieve accurate firing by means of full or semi automation. It performs the same task as a human gunner firing a weapon, but attempts to do so faster and more accurately. Naval fire controlOriginsThe original fire-control systems were developed for ships.
M250 light machine gunThe M250, previously the XM250, is the U.S. Army's designation for the SIG LMG 6.8, chambered in 6.8×51mm Common Cartridge (.277 Fury), gas-operated, belt-fedlight machine gun that features a proprietary recoil mitigation system, designed by SIG Sauer for the U.S. Army as part of the Next Generation Squad Weapon Program in 2022 to replace the M249 Squad Automatic Weapon.
M240 machine gunThe M240, officially the Medium Machine Gun, 7.62 mm, M240, is the U.S. military designation for the FN MAG, a family of belt-fed, gas-operated medium machine guns that chamber the 7.62×51mm NATO cartridge. The M240 has been used by the United States Armed Forces since the late 1970s. It is used extensively by infantry, most often in rifle companies, as well as on ground vehicles, watercraft and aircraft.
United States ArmyThe United States Army (U.S. Army) is the land service branch of the United States Armed Forces. It is designated as the army of the United States in the United States Constitution. As a part of the United States Department of Defense, it is one of the six armed forces of the United States and one of the eight uniformed services of the United States. Founded in 1784, it succeeded the Continental Army, formed in 1775 during the American Revolutionary War.
5.56×45mm NATOService rifle cartridgeTest barrel length: 508 mm (20.0 in)Sources: NATO EPVAT testing, QuickLOAD, SAAMI, C.I.P.The 5.56×45mm NATO (official NATO nomenclature 5.56 NATO, commonly pronounced "five-five-six") is a rimless bottlenecked centerfireintermediate cartridge family developed in the late 1970s in Belgium by FN Herstal. It consists of the SS109, L110, and SS111 cartridges.
United States Armed ForcesCombined military forces of the U.S.The United States Armed Forces are the military forces of the United States. United States federal law establishes six armed forces: the Army, Marine Corps, Navy, Air Force, Space Force, and Coast Guard, each assigned specific roles and operational domains. With the exception of the Coast Guard, which operates under the Department of Homeland Security (DHS) in peacetime, the services are organized under the Department of Defense (DoD).
Olin CorporationOlin Corporation is an American manufacturer of ammunition, chlorine, and sodium hydroxide. The company traces its roots to two companies, both founded in 1892: Franklin W. Olin's Equitable Powder Company and the Mathieson Alkali Works. HistoryFounding and expansion (1890s–1900s)The company was started by Franklin Walter Olin in Niagara Falls, New York as the Equitable Powder Company.*As an Amazon Associate I earn from qualifying purchases.