Holosun 403B Micro Red Dot Sight w/ Lower 1/3rd Mount

The HS403B is a 20mm micro optical sight designed for rifle and carbine applications. Features include 12 brightness settings, Holosun’s Super LED with up to 50k hours of battery life, and 2 MOA Dot.

In the Box:

• Lower 1/3 co-witness Mount
• Low Profile Mount
• T10 L Key
• Rubber Cover
• User Manual
• CR2032 Battery
• Lens Cloth

Features:

• 2 MOA Dot Reticle
• Up to 50,000 Hours Battery Life (Setting 6)
• 12 Brightness Settings: 10 DL & 2 NV Compatible
• Convenient Tray Battery Compartment
• Parallax-free & Unlimited Eye Relief

Optical Data:

• Reticle: 2 MOA Dot
• Light Wavelength: 650nm
• Reticle Color: Red
• Parallax Free: Yes
• Unlimited Eye Relief: Yes
• Magnification: 1x
• Multi-Coatings: Yes

Electronic Data:

• Power Source: Battery
• Battery Type: CR2032
• Battery Life: (50,000 Hours)
• Brightness Settings: 10 DL&2 NV

Physical Data:

• Window Size: 20mm Diameter
• Dimension: 2.45×1.43×1.6
• Weight: 2.82

Mechanical Data:

• Housing Material: 6061 T6 Aluminum
• Surface Finish: MAO
• Adjustment per Click: 0.5 MOA
• W&E Travel Range: ±50 MOA

Environmental Data:

• Storage Temperature: -40℃~70℃
• Working Temperature: -30℃~60℃
• Submersion: IP67
• Vibration: 1000G