HS403B is a 20mm micro sight. HS403B features Holosun’s Red Super LED with 50k hour battery life, 10 daylight and 2 night vision compatible reticle intensity settings. Its housing is made from 6061 aluminum and includes both a lower 1/3 co-witness mount (1.63") and a low mount (.75"). Additional features include Shake Awake technology, digital buttons for setting changes, rubber lens covers, and a side-mounted battery tray for the 2032 battery. HS403B is a versatile sight for users of all levels.
Key Features:
2 MOA Dot Reticle
Up to 50,000 Hours Battery Life (Setting 6)
12 Brightness Setting: 10 DL & 2 NV Compatible
Convenient Tray Battery Compartment
Parallax-free & Unlimited Eye Relief
Holosun HS403B Micro Red Dot Optic (2 MOA) Sight Specifications:
Window Size: 20mm Diameter
Dimension (in): 2.45×1.43×1.6
Weight (oz): 2.82
Housing Material: 6061 T6 Aluminum
Surface Finish: MAO
Adjustment per Click: 0.5 MOA
W&E Travel Range: ±50 MOA
Storage Temperature: -40℃~70℃
Working Temperature: -30℃~60℃
Submersion: IP67
Vibration: 1000G
In The Box Holosun HS403B Micro Red Dot Optic (2 MOA) Sight with Wearable4U Bundle:
Lens Cleaning Cloth
Lens Cleaning Pen
Perfect for removing fingerprints, dust, and other debris that may compromise your image.
