This Combo includes NcStar MAR6 Carry Handle Adapter and the Compact Rubber Armored Scope with dual illumination. This will mount onto your AR15/M4 Carry HandleFeatures:One-piece aluminum main tube with armored rubber outer coatingBullet-drop compensator (100 yrds - 500 yrds), calibrated for the 55 gr. FMJ NATO spec ammunitionReticles Illuminate in Red and Green with multiple brightness settings for each colorIntegral see-through flip-up lens capsMulti-coated lensMAR6 FeaturesAdapter Rail for the AR carry handle. Allows you to mount an optic onto the carry handle using Weaver/ Picatinny type rings & mountsAttached to the Carry Handle via the supplied thumb nut. Not tools requiredSee-through mount, when mounted onto the carry handle you can still utilize the iron sightsAluminum constructionGROSS WEIGHT: 19.6 oz.Scope Features:Reticle: P4 Sniper (Red &Amp; Green)Magnification: 3x - 9xObjective Lens: 42mmTube Diameter: 30mmFov (@ 100 Yrds): 37.7' - 12.5'Eye Relief: 3.0"Exit Pupil: 14.0mm - 4.7mmLength: 7.7"Scope Weight: 17.3 Oz.Lens Coating: RubyBattery: Cr2032 (Included)Specifications:Objective Lens Diameter: 42 mmMagnification: 3 - 9 xReticle: P4 SniperTube Diameter: 30 mmExit Pupil: 4.7 - 14 mmBattery Type: CR2032Field of View, Linear: 37.7 - 12.5 ft at 100 ydsEye Relief: 3 inColor: BlackWeight: 19.6 ozFabric/Material: AluminumLength: 7.7 inIllumination Color: Green, RedOptical Coating: Ruby, Multi-CoatedFinish: Armored RubberIncluded Accessories: CR2032 BatteryMagnification Type: VariableGun Model: AR Rifle/Carbine