Built on true strength platform, completely sealed and nitrogen filled, shockproof, fogproof and rainproof; 1 inch tube with emerald coated lens for crystal clear view; Premium zero lockable and zero resettable target turrets with consistent and precise 1/4 MOA per click adjustment; Range Estimating Mil-dot reticle for optimal aiming and shooting performance; Adjustable objective from 3 yards to infinity to achieve parallax-free view; Red/Green dual illumination for versatile applications and weather/light conditions; Large field of view (wide angle) and most accommodating eye relief for optimum critical CQB mission; Complete with 2" sunshade, high quality flip-open lens caps and quick-detachable rings; Black Finish