The Magnum Research DE50 Desert Eagle Mark XIX .50 AE Pistol is a gas-operated, semiautomatic single action pistol with an ambidextrous thumb safety. It is constructed out of high-quality carbon steel with a locked-in-place barrel and an anatomical grip. It comes equipped with fixed combat-style sights and a full Weaver-style accessory rail. Magnum Research DE50 Desert Eagle Mark XIX .50 AE Pistol - Handgun Semiauto Center Fire at Academy Sports