The 590A1 Tactical is the duty weapon of choice for military and law enforcement agencies worldwide. It features ambidextrous safety; dual extractors; twin action bars; positive steel-to-steel lockup; and an anti-jam elevator ensuring smooth operation. The Magpul Series features a Magpul SGA stock and MOE forends designed specifically for the Mossberg tactical shotguns. The SGA stock features a spacer system for LOP adjustment, offers improved grip ergonomics, a recoil-reducing buttpad and optional cheek riser for use wtih mounted optics or raised sights. The MOE forend features extended length and front/rear hand stops for control. It is fully compatible with MOE rails, mounts and accessories.