The Vortex Spitfire is a 3× Prism Sight built specifically for 5.56 rifles, complete with custom drop compensation reticle from 100 to 500 yards and 5 levels of reticle brightnes in both green and red. also comes equipped with removeable 45° picatinny mounts and mount riser for perfect height over bore depending on platform and user preference. Comes with original box, manual and Vortex's famous lifetime warranty. Has slight spray markings from when I was rattlecanning a rifle.