Hawke Vantage 1x 30mm Red Dot - 3 MOA Dot - Easy to use. Hard to Beat. Features 3 MOA Red Dot With 11 Stage Digital Brightness Control; 25 Layer Multi-Coated Optics For Maximum Clarity; Integrated Mount - Ready Straight From The Box; Parallax Error Free From 10 Yards/9 Meters; Ideal For Pistols, ARs And Hunting Rifles; High Quality Aluminum Construction; Nitrogen purged. Shockproof. Waterproof. Fog proof.; Hawke Two Year Warranty.; This has a Weaver Rail attachment.;