Product Information


Put more accuracy on top of your firearm without having to put more into it. The Holosun HS403R Micro Reflex Red Dot Sight employs ultra-efficient LED technology that squeezes up to 100,000 hours of life from a single battery and is 4x more efficient at the highest brightness setting. Easy-to-operate Rheostat dial adjusts brightness settings quickly. Multi-coated lens offer a parallax-free sight picture with unlimited eye relief. Durable aluminum construction is unaffected by extreme weather conditions and a 1/3 co-witness and low mount are both included.

  • Advanced LED technology gives you up to 50,000 hours of use on single battery
  • Parallax-free sight picture with unlimited eye relief
  • Rheostat dial adjusts brightness levels quickly
  • 2 MOA red dot reticle is easily visible with 10 daylight and 2 night vision levels
  • Duarable aluminum construction with low mount and 1/3 co-witness mount included

Order today!

Key Specifications

  • Item Number: 712736
  • Magnification: 1x
  • Objective Lens Diameter: 20mm
  • Eye Relief: Unlimited
  • Reticle: 2 MOA Red Dot
  • Illumination: LED
  • Illumination Settings: 10 daytime/2 night vision
  • Adjustments: 1/2 MOA
  • Maximum Elevation: +/- 50 MOA
  • Maximum Windage: +/- 50 MOA
  • Battery: (1) CR2032
  • Battery life: Approx. 100,000 hrs.
  • Housing: Aluminum
  • Rating: IP67
  • Dimensions: 2.75" x 1.62" x 1.43" h.
  • Weight: 4.3 oz.
  • Mfg. Number: HS403R