ARMY ARMAMENT 2pcs R501 Costa Carry Comp Magazine Base Plate Cover For ARMY / EMG SAI STI TTI / AW / WE / Tokyo Marui Hi-Capa GBB Co2 Gas Pistol MagazineARMY ARMAMENT R501 Costa Carry Comp Magazine Base Plate Cover For ARMY EMG SAI STI TTI AW WE Tokyo Marui Hi Capa GBB Co2 Gas Pistol Magazine. Made out of Polymer. Light Weight Design. Texas silhouette molded into base plate. NO CHARGING PORT HOLE in the center. Suitable for ARMY R501 Costa Carry Comp Hi Capa Gas Magazines. Also suitable for ARMY EMG STI TTI SAI AW Armorer Works WE KJ Tokyo Marui Hi Capa Co2 Gas Magazines. Color Black Weight Approx 12g