Knight’s Armament Company is an American family-owned business. The Knight’s SR rifle series offer superior quality, accuracy & long-life, designed with the user in mind. KAC sound suppressors & accessories are all manufactured with the same commitment to quality. Innovative, quality products were borne of KAC in keeping with the requirements of the U.S. Special Operations and counter-terrorism communities. KAC upholds the same passion for perfection in its commercial lines. KAC offers the KnightVision™ Universal Night Sight optics, which are lightweight,reliable,clip-on weapon sights. (less)