Having the right optic on your 5.56 NATO battle rifle is imperative to finding success on the range, in competitions or in combat. The Trijicon ACOG ECOS 4x32mm Scope includes all of the elements needed for rapid, precision target-engagement at all distances. The Trijicon ACOG ECOS 4x32mm Scope is built with the company's dual-illumination setup, which incorporates both fiber-optic wires and tritium-infused reticles to provide reliable, durable illumination both day and night. The external adjustment turrets can be used without tools and are waterproof up to a depth of 11 meters. Uses Red Crosshair 5.56 Ballistic Reticle Ships with RMO1 RMR model Weight: 15 ou Mfg: Trijicon