The Ultra Shot R-Spec Dual Shot Reflex Sight is the ideal optic for close- and medium-range engagements. Utilizing a red or green reticle in four unique patterns, the Ultra Shot provides unlimited eye relief and 10 brightness settings. Equipped with a quick-detach mount for Picatinny rails, its integrated red laser sight, wide lens and rapid target-acquisition features are excellent for close-range competitive shooting, home defense and varmint hunting. Hardy as they come, the shockproof Ultra Shot R-Spec boasts a rugged, lightweight aluminum alloy housing, protective aluminum shield, scratch-resistant lens coating, IP55 water-resistant rating, operating temperatures from -22F to 160F and can withstand calibers up to .50 BMG.