Aimoptic HD41 + Mx3 Combined Red Dot Sight

HD-41 Red Dot Sight Magnification: 1XObjective Lens Diameter (mm): 21Illumination Levels: 11 Mechanical Rotary SwitchDot Size: 2.5 MOAAdjustment Click Value: 1 MOAZeroing Distance (yards): 50YParallax (MOA): ≤3 MOAAdjustment Range: ≥60 MOADimensions (L x W x H) (mm): 76 x 44 x 53Height of Optical Center (mm): 20Weight (oz): 4.7Battery Type: CR2032Material: Aluminum Alloy with Rubberized Exterior CoatingImpact Test: 1200G / 200 timesWaterproof Test: 0.5 meters / 30 minutesHigh-Low Temperature Test: Low Temperature -25°C, High Temperature 70°C / 1 hourSalt Spray Test: 24 hours  Mx3 Magnifier Need the option for a simple, fast, effective magnifier? Look no further. The push-button design of the Mx3 Magnifier engages and disengages the flip-mount, allowing the magnifier to lock in place. The result, 3x magnified or unmagnified views at will. Optics are fully multi-coated for optimal light transmission. Lightweight and tough, hard-coat-anodized machined-aluminum construction ensures durab