WANGPAI 4 Retical Green Red Dot Scope HD103, Tactical Handgun Scope, 22mm Rail Mount Holographic Red and Green Dot Sight Tactical Reflex 3 Different Reticles High quality aircraft grade aluminum alloy, shock proof, fog proof, water resistant ideal for military-law enforcement-hunters. Integral Weaver-Picatinny Rail Base for easy mount on guns with a Weaver-Picatinny Rail This red dot sight is unlimited eye relief with multi-Coated lens, clear for hunting Coated lens. Type III anodized matte black finish. Windage & elevation adjustments. Wide sharp field of view.