Features: For most Yugo Pattern guns, attaches to rifles with a built-in AK receiver Interface High quality 1913 Mil spec rail, T-marked for accessory location Constructed from hard coat anodized 6061 aluminum and melonite coated steel Feature the patented Elite Defense QD system for no tool adjustment and repeat zero locking Rail measures 6.75? long, weight 7.3 oz. 100% Made In U.S.A, with MI lifetime Warranty