The AIM Sports Operator Edition CQB Reflex Sight provides optical clarity, quick target acquisition, and unparalleled durability all in one package. The body is made entirely out of aircraft-grade aluminum and the lens are coated to provide the fastest aiming & eye relief. The reticles are easily changed per the user's preference from 4 different patterns: standard dot, arrow, arrow dot, and 3/4 circle. The adjustable illumination is available in both the red & green settings via the rheostat dial.
Awesome sight. 
red Dot 