TruGlo TFX Pro Tritium Night Sights, FN FNX-40, White Rear (brand part no. TG-TG231F2W), from TruGlo, use Swiss tritium for maximum low-light brightness with a FOCUS-LOCK front ring and a quick, accurate U-notch rear.

Key Specifications

• Swiss tritium lamps, glow-in-the-dark with no batteries needed.
• FOCUS-LOCK front ring for faster sight focus.
• U-notch rear with an angled edge for emergency one-hand operation.
• Fortress Finish protective coating.
• Fits FN FNX-40 pistols.

Frequently Asked Questions

Do these sights need batteries? No, the tritium lamps glow in the dark without batteries or light exposure.

Buy TruGlo TFX Pro Tritium Night Sights, FN FNX-40, White Rear

Add these to your gun sights lineup, shipped from our Lubbock, Texas gun shop.