The Boeing AH-64E Apache Guardian is an upgraded version of the AH-64 Apache Attack Helicopter that is mainly used by the U.S. Army. The crew sits in tandem with the pilot sitting in the back and the co-pilot/gunner sitting in the front. It uses AGM-114 Hellfire ATGM's, Hydra-70 Rockets/AGR-20 AKPWS Rockets, and an M230 30mm Chain Gun paired with the Lockheed Martin Arrowhead (MTADS) targeting system. It uses 2 T700-GE-701D Turboshaft Engines. It uses the AN/APG-78 Longbow Fire Control Radar.