in responce to the US Government required clip-on weapon sight solutions that would meet the expectations of military users in fielded conditions. C. Reed Knight, Jr. had established Knights Armament Company (KAC) that develops and manufactures weapon systems. Its weapon products include semi-automatic sniper systems, semi-automatic rifles, sniper rifles, stoner rifles, grenade launchers, light machine guns, and personal defense weapons. The company also provides various accessories, such as rail adapter systems, sights and scope mounts, control accessories, and M203 accessories; sound reduction and suppression devices; and knight vision products, such as clip-on universal night sights and mission specific night vision products. In addition, it offers BulletFlight, a military-grade ballistic computer that provides solutions to make a shot in the field. The company offers its products through a network of distributors in the United States. It also offers its control accessories; scope mounts, scope rings, and sights; rail adapter systems; and apparel and catalog products online.