The HS403R is a small compact micro red dot optic that features Holosun’s new rheostat dial to adjust brightness settings. This new intensity control brings you everything you love about a Holosun, only faster! Employing Holosun’s ultra-efficient LED technology, The HS403R can achieve a“constant on” battery life of up to 5 years.

Solar Failsafe

Shake Awake

Multiple Reticle System

Green Super L.E.D.Rotary control for faster operation and visual brightness indicator • Advanced technology LED allows up to 100,000 hours of operation on one CR2032 battery

2 MOA on dot size

Unlimited field of view

Parallax-free with unlimited eye relief

Durable and reliable construction

Low mount and 1/3 Co-witness mount included