Product Features & Specifications

HS403C is a solar and battery powered 20mm micro sight designed for rifle and carbine applications. HS403C features Holosuns 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) for low-comb height rifle applications.

HS403C is unique in that it is always on and ready. If there is ambient light available it will power the HS403C even without a battery. Additional features include Shake Awake technology, digital buttons for setting changes, rubber lens covers, and a side-mounted battery tray for the 2032 battery. HS403C is a versatile sight for users of all levels.

Brand	Holosun
Model	HS403C
Magnification	1x
Tube Diameter	20mm
Color	Black Anodized
Reticle	2 MOA Red Dot
Material	6061-T6 Aluminum
Firearm Type	Carbine / Rifle
Mount Type	Lower 1 / 3 Co-Witness
Wavelength	650nM
Adjustment Size	.50 MOA
Objective	20mm
Brightness Settings	10 Daytime / 2 Night Vision
Eye Relief	Unlimited
Switch Type	Shake Awake Sensor
Battery Size	CR2032
Windage Adjustment	50 MOA
Length	2.45"
Proofs	Waterproof
Parallax Adjustment	Parallax Free
Power Source	Solar Failsafe / Battery
Battery Life	50,000 hrs
Bulb Type	LED
Dot Size	2 MOA
Elevation Adjustment	50 MOA
Height	1.6"
Includes	Lower 1 / 3 Cowitness Mount / T10 L Key / Manual / Lens Cloth / Low Profile Mount / Rubber Cover / Battery
Optic Coating	Multi-Coated
Width	1.43"
Weight	2.82 oz
Controls	Adjustable
Windage Elevation	Adjustable
SKU	HS403C
UPC	760921087374