A Geneseo, Ill., gun manufacturer has filed a trademark infringement lawsuit in federal court against its rival and neighbor in Colona, Ill. ArmaLite Inc. filed the suit in U.S. District Court ...

With a hit under his belt, Stoner then turned his attention to work on the revolutionary ArmaLite AR-10, a select-fire infantry rifle that was chambered for the 7.62x51mm NATO cartridge.

ArmaLite was sold to Colt, ... 4. AR-15 are affordable and widely available. AR-15s are available for sale for as low as $250 online, though generally they cost between $1,000 and $2,000.

What does “AR” in “AR-15″ stand for, and what are its origins? “AR” doesn’t stand for assault rifle. It stands for the Armalite rifle, named after the company that developed the weapon.

Developed off the 7.62 NATO AR-16, the ArmaLite AR-18 was an inventive 5.56 NATO assault rifle much like the firm's famous AR-15, and though over shadowed, its short-stroke gas piston system has ...