Compact, low-profile optic gives fast, both eyes-open sighting with the option of 1x or 2x magnification for added versatility. Ideal for the AR-15/M16 platform or a tactical shotgun, the compact “Speed Point Aiming for Rapid Combat” sight features a 2 MOA red aiming dot with 10-step adjustable brightness for operation in a wide range of lighting conditions. Wide field of view, unlimited eye relief, and multi-coated lenses that are parallax-free past 50 yards help you lock onto your target quickly. The non-magnifying internal optics can be supplemented by the included, screw-on, 2x magnifier. Machined aluminum body is O-ring sealed and nitrogen-purged to be water-, fog-, and shoc Mfg: Vortex Optics SPECS: 6061 T6 aluminum, hardcoat anodized, matte black. Fully coated optics. 2 MOA red aiming dot. 22mm obj. dia. x 3" long. 5.2 oz. weight. Includes screw-on 2x magnifier, bikini cover, two CR 2354 lithium batteries, and instructions. Fits MIL-STD 1913 Picatinny rails and Weaver-style bases.