List of ArmaLite rifles

An Armalite rifle is one of a series of rifles made by the ArmaLite company, or more generally a rifle based on one of their designs, such as the ArmaLite AR-15 rifle. Eugene Stoner, Jacques Michault, Melvin Johnson, Robert Fremont and Jim Sullivan are some of the designers credited with their development. In the United States, these rifles are generally known by their model numbers. The AR before the model number stands for "ArmaLite".

Model number	Model name	Cartridges	Manufacturers	Notes	Image
AR-5	Aircrew survival weapon	.22 Hornet	ArmaLite	A bolt-action, take-down survival rifle designed to be manufactured with the extensive use of aluminium and synthetic materials.
AR-7	Explorer	.22 Long Rifle	ArmaLite, Charter Arms, Henry Repeating Arms	A semi-automatic, take-down survival rifle designed to be manufactured with the extensive use of aluminium and synthetic materials.
AR-10		7.62×51mm NATO, .308 Winchester	Fairchild ArmaLite, Artillerie Inrichtingen (AI)	A lightweight battle rifle designed to be manufactured with the extensive use of aluminium and synthetic materials.
AR-15		.223 Remington, 5.56 NATO	ArmaLite, Colt's Manufacturing Company	A lightweight semi-automatic rifle designed to be manufactured with the extensive use of aluminium and synthetic materials. Smaller version of the AR-10 and the predecessor of the United States military M16 rifle. Developed by Colt into the semi-automatic Colt AR-15. Also known as "The Black Rifle".
AR-18		5.56×45mm NATO	ArmaLite, Howa Machinery Company, Sterling Armaments Company	An inexpensive, easy to make, stamped steel rifle. Also, known as "The Widowmaker" in Northern Ireland.
AR-180		5.56×45mm NATO	Howa Machinery Company, Sterling Armaments Company	Semi-automatic rifle version of the AR-18.
AR-30, AR-30A1, AR-31		.308 Winchester, .300 Winchester Magnum, .338 Lapua	ArmaLite	Bolt-action rifle based in part on the ArmaLite AR-50 rifle.
AR-50		.50 BMG	ArmaLite	Single-shot, .50 caliber bolt-action sniper and long range target rifle.