The Government of Saudi Arabia has requested a possible sale of forty-four (44) Terminal High Altitude Area Defense (THAAD) launchers, three hundred sixty (360) THAAD Interceptor Missiles, sixteen (16) THAAD Fire Control and Communications Mobile Tactical Station Group, seven (7) AN/TPY-2 THAAD radars. Also included are THAAD Battery maintenance equipment, forty-three (43) prime movers (trucks), generators, electrical power units, trailers, communications equipment, tools, test and maintenance equipment, repair and return, system integration and checkout, spare/repair parts, publications and technical documentation, personnel training and training equipment, U.S. Government and contractor technical and logistics personnel support services, facilities construction, studies, and other related elements of logistics and program support. The estimated cost is $15 billion.