The mark iii tactical advanced w/4 reticles small tube reflex optic from ncstar was designed specifically with the tactical shooter in mind.It features red/greed/blue illumination with four different reticles: dot, chevron, horseshoe and an urban cross.Features 3 brightness settings per color.The optic center line is at 1.5" ar-15 height.The mark iii reflex optic features a black anodized aluminum body, integrated slant cut sunshade.Includes battery, lens covers, mounting tool and a locking quick release mount that fits weaver/picatinny and 1913 mil-spec rails.Battery Size: CR2032Magnification: 1xObjective: 32mmField Of View: N/AEye Relief: UnlimitedDot Size: 3 MOALength: 5.40"Weight: 9.90 ozFinish: Black AnodizedReticle: Red/Green/Blue Multi ReticleAdjustment Size: 1 MOAProofs: Waterproof/Fogproof/ShockproofOptic Coating: PlatinumWindage Elevation: Adjustable