Sig Sauer X-Ray Night Sights P938/P320 Rear Notch

Sig Sauer
UPC:
798681524716
$99.99
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The Sig Sauer X-RAY3 Night Sights for the P938 and P320 deliver elite-level target acquisition in any lighting condition, combining a bold high-visibility front sight with a blacked-out rear for a snag-free, intuitive sight picture from dawn to dusk and beyond.

  • High-contrast green tritium front sight glows brilliantly in low-light conditions
  • Blacked-out rear sight eliminates visual clutter for faster target acquisition
  • 3-Dot tritium system transitions seamlessly from night to full daylight use
  • Steel housing protects tritium vials from recoil, solvents, and harsh elements
  • Tritium illumination rated to remain bright for 12+ years without batteries
  • Drop-in fit designed specifically for Sig Sauer P938 and P320 pistols

Who This Is For

The Sig X-RAY3 Night Sights are ideal for concealed carry holders, law enforcement professionals, and serious shooters who demand consistent, reliable sight performance around the clock. If you transition between low-light home defense situations and bright-conditions range training without wanting to swap sights, the X-RAY3 is the upgrade your Sig P938 or P320 deserves.

Sig Sauer X-RAY3 Night Sights front and rear set for P938 P320 Sig Sauer X-RAY3 Night Sight close-up detail view

Specifications

BrandSig Sauer
ModelX-RAY3 Night Sights
Compatible PistolsSig Sauer P938, P320
Sight System3-Dot Tritium
Front Sight#6 Green Tritium, High Visibility
Rear SightBlacked-Out Notch
Housing MaterialSteel
Tritium Lifespan12+ Years
Battery RequiredNo
InstallationDrop-In, Gunsmith Recommended
CategoryIron Sights / Night Sights

Frequently Asked Questions

Will these X-RAY3 sights fit both the P938 and P320 without modification?

Yes, the Sig Sauer X-RAY3 Night Sights in this listing are engineered for direct compatibility with both the P938 and P320 platforms. While installation is a straightforward drop-in process, using a proper sight pusher tool or having a qualified gunsmith install them is recommended to avoid damaging the sight or slide during fitting.

How do the X-RAY3 sights perform in both daylight and low-light conditions?

The X-RAY3 system is designed to perform in all lighting environments. In daylight, the front sight presents a bright, high-contrast aiming point against the clean blacked-out rear notch, keeping your focus on the target. In low-light or darkness, the tritium vials self-illuminate without any battery or external light source, providing a reliable glowing sight picture for defensive and duty use.

How long will the tritium in these sights stay bright, and can they be replaced?

Tritium is a radioactive gas that naturally decays over time. Sig Sauer rates the X-RAY3 tritium vials to maintain effective luminosity for over 12 years under normal use. After this period, the glow will gradually diminish, though the sights remain fully functional as standard iron sights in daylight. Tritium vials are not user-replaceable; when luminosity drops to an unacceptable level, the sights should be replaced entirely.