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Holosun USED HE403B-GR Green 2MOA Dot 20mm Micro Reflex Sight HE403B-GR - Open Box UA4588

SKU UA4588

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The Holosun HE403B-GR is a 20mm Micro Reflex Sight created with 12 brightness settings, you'll be able to use your sight in almost any lighting condition. Topping it off is 7075 Aluminum housing, and a 2MOA green dot reticle, making this a must-have optic for any rifle or PDW.

In the Box:

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

Features of the Holosun HE403B-GR

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


  • Magnification Range:1x
  • Reticle DetailsGreen 2 MOA Dot
  • Objective Lens Diameter:20mm
  • Dimensions:2.45"×1.43"×1.6"
  • Weight:2.82 oz
  • BatteryCR2032 Battery
  • Battery TypeCR2032
  • Night Vision CompatibleYes
  • Brightness Settings2 NVD 10 Regular
  • Product TypeReflex Sight/Red Dot
  • Item ConditionUsed
  • MPNUA4588

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