Raven Concealment Systems Copia, Magazine Pouch, Ambidextrous, Fits (1) AR-15 Magazine, Matte Finish, Black RMCBK The Copia magazine carriers are premium, duty-grade, injection-molded magazine carriers designed for hard-use, daily concealed carry. Their innovative cavity design and retention system allows them to be used ambidextrously with AR-15/M4 style magazines.