Hi-Viz H3 CompSight VR Iron Sight for Shotguns

Hi-Viz
UPC:
613485590098
$42.69
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The HiViz LightWave H3 Tritium/Fiber Optic CompSight brings next-level low-light target acquisition to your vent-ribbed shotgun, combining the steady glow of tritium with the daylight brilliance of fiber optics for a sight that performs in any lighting condition.

  • Tritium vial glows continuously without batteries or light activation
  • Fiber optic element collects ambient light for bright daytime visibility
  • Green H3 tritium/fiber optic combination maximizes contrast on target
  • Fits most vent-ribbed shotguns with a removable front bead
  • Simple bead replacement installation — no gunsmithing required
  • Durable construction built to handle recoil and field conditions

Who This Is For

The HiViz LightWave H3 CompSight is ideal for hunters, competitive shooters, and home-defense users who need a reliable, always-on front sight for their shotgun. Whether you're shooting in low-light conditions at dawn or dusk, navigating a dimly lit range, or competing in 3-gun events, this tritium/fiber optic combo delivers a fast, accurate sight picture that traditional beads simply can't match.

HiViz LightWave H3 Tritium Fiber Optic Shotgun Sight - Front View HiViz LightWave H3 CompSight PMN301 - Detail View

Specifications

BrandHiViz
ModelLightWave H3 / PMN301
Sight TypeTritium / Fiber Optic Combo
ColorGreen
Tritium ElementH3 (Self-Luminous)
FitVent-Ribbed Shotguns with Removable Front Bead
InstallationReplaces Standard Front Bead
Battery RequiredNo
CategoryIron Sights / Front Sight

Frequently Asked Questions

Will the HiViz H3 CompSight fit my shotgun?

The HiViz LightWave H3 (PMN301) is designed to fit most vent-ribbed shotguns that have a removable front bead. This covers a wide range of popular hunting and sporting shotguns from brands like Mossberg, Remington, Browning, and Beretta, among others. If your shotgun's front bead is threaded and removable, this sight should be compatible. When in doubt, check the thread size of your existing bead against HiViz's fitment guide or contact HiViz directly.

How does the H3 tritium element work, and how long will it last?

The H3 in the name refers to tritium, a naturally radioactive isotope of hydrogen that emits a steady, low-level glow without requiring any batteries or external light source. This means your sight will be visible in complete darkness. Tritium has a half-life of approximately 12 years, so your sight will provide reliable low-light performance for well over a decade before the glow begins to noticeably dim. The fiber optic element works alongside it during daylight hours, collecting ambient light to produce a bright, crisp aiming point.

Can I install this sight myself, or do I need a gunsmith?

In most cases, installation is a straightforward DIY process. The HiViz H3 CompSight replaces your shotgun's existing threaded front bead — simply unscrew the old bead and thread in the new sight. HiViz includes the necessary hardware and instructions. A dab of thread-locking compound is recommended to keep the sight secure under recoil. No specialized tools or gunsmithing experience is typically required, making this an easy and cost-effective upgrade.