MDT SPORTING GOODS AICS Magazine 5rd 308 Win/6.5 Crdmr Black Steel. MDT AICS-pattern metal magazine manufactured from high strength steel, nitride-finished and coated with Cerakote Elite for durability and performance. Features a Double Stack to Single Feed (DSSF) transition design for reduced overall height. AICS pattern magazine without binder plate (may require modifications to the receiver). Max OAL: 2.960 in. Body Material: High Strength Steel. Spring Material: Tempered Steel. Follower Material: Polymer. Follower Color: Black. Steel Baseplate. Finish: Black Cerakote. Fits all rifles equipped with short action AICS bottom metal or chassis systems. Compatible Calibers: .308 Winchester, 6.5 Creedmoor, 6.5x47 Lapua, 6mm Creedmoor, 6x47 Lapua, .243 Winchester, 7mm-08.