SpecificationsConstruction: MetalMagnification: 3X-9XWeight: 1.1 LbLength: 9.8 In.Objective Diameter: 32MmEye Relief: 4.2 In. Field Of View: 112' At 1X/ 25.5 At 4XWindage Adjustment: 1/2 In. MoaReticle: GlassOptical Coating: GreenShock Proof: YesOne-Piece: Yes Foa Adjustment: YesNitrogen Filled: YesWaterproof: YesFog Proof: YesColor: BlackFeaturesIncredibly Tough Tempered Metal Alloy Manufacturing Proves To Outlast And Endure In The Field Against The Elements And Debris.Rugged Nitrogen Filled And Shock Proof Body Enhances Scope Vitality.Windage Adjustment Allows You To Finetune And Improve Your Sight Accuracy.Green Optical Coating Adds Ease In Visual Alignment Between Operator And Target.Dual Reticle Color Type Feature Allows A Red Or Green Visual Hue To Promote Optical Ease During Any Scenario.