Ghost Inc. Mother of All Baseplates, Mag Extension, +5 Rounds, Matte Finish, Black, Fits Magpul Gen3 AR PMAGS GHOPLUS5ARPMAGM3BLK The Ghost Inc. Mother of All Baseplates (MOAB) has been designed to enhance your AR shooting experience. With its rounded ergo design and positive magazine seating" you'll immediately notice the difference the MOAB makes.