HS406A - Tube Red Dot Sight

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  • HS406A - Tube Red Dot Sight
  • HS406A - Tube Red Dot Sight
  • HS406A - Tube Red Dot Sight


TUBE HS406A is a monocular red dot sight with cantilever mount. Employing new LED technology, the battery life for the TUBE HS406A using one CR2032 battery can be up to 30,000 hours. It can be installed on shotguns, rifles, or heavy guns.


  • Parallax free optical design, with unlimited eye relief.
  • Minimized obstruction of vision with push button controls and streamlined housing design.
  • Battery tray.
  • Adaptable to Picatinny and Weaver rails.
  • CNC machined with T6061-T6 aluminum housing



  • Size of Red dot: 2MOA
  • Adjustment value for each Click: 0.5 MOA
  • Repeatable mounting accuracy: ≤2MOA
  • Default 8 hour auto shut off delay. Auto shut off delay setting: 2-12 hours
  • Brightness settings: 12 positions
  • Waterproof rating:IP67
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