The Burris MTAC 1-4x has superb optical glass with a multi-coating for glare reduction and light gathering for low light situations. This compact model is perfect for 3-gun, close quarter battle or big-game stalking. It is built with a solid 1-piece tube and internal double spring-tension assembly to provide incredible durability. Burris MTAC 1-4x24mm illum Ballistic AR Scope 200426