Selected by The U.S. Armed Forces after passing the Rigors of Mil-spec qualification, The 590A1 Is the duty weapon of choice for military and law enforcement agencies worldwide. Features: Mil-Spec construction - the only pump action shotgun to pass MilSpec 3443E Metal trigger guard and safety buttons 590A1 models offer a variety of sighting options to meet mission-specific needs: LPA brand ghost ring sights, high-visibility 3-dot (bottom) or front bead configurations The Plus 4 shell storage stock holds an additional four shotshells keeping you prepared during unexpected emergencies M-Lok forend