Scorpion Armaments HGS7 Holographic reflex sight, 4 Reticles, Fully Coated, Useable Tactical Rails, Red and Green Illumination, #1 Selling Sight at Gun Shows - Sold BY 22mods4all Free Shipping on ALL Products Sold By 22mods4all 4 Different Reticle Choices, Unlimited Eye Relief Outstanding Dial Illumination (Red or Green) Eliminates "ghosting" Aluminum Shroud to cut glares Windage and Elevation Settings, CR1620 Power-80 to 120 Hours