Inspired by MIL-SPEC ROMEO-M17 Rugged 7075 Aluminum Housing with a Fully Enclosed, Sealed, and Argon-Purged Optical System Patent-Pending Beryllium Copper Flexure Arm Distortion Free Aspherical Lens MOTAC (Motion Activated Illumination) Available Reticles: 3 MOA Red Dot, 6 MOA Red Dot, or Circle/Dot Low Deck Height for Standard-Height Iron Sight Co-Witness 20,000 Hour Battery Life With Side Load Battery 15 Illumination Settings Including 3 Night Vision Assembled in U.S.A. Fits P320 and, All DeltaPoint PRO Footprints