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Questions & Answers
Where is the tritium sight set for FN509 Expert Answer

Here's a code for some tritium sights for that pistol.

Code:57D-AP-67170-5

by Kurt Colbourne, Gear Expert, November 1, 2021
Customer Reviews
Most Recent Reviews
Tru Glo FNS-C 40 S&W by K2, Verified Owner, July 30, 2025
Quite hosetly these are the only available night sights that I could find for this pistol. That said, they are excellent quality and fit the pistol perfectly. I am holding one star back, because the front is only available in white. Green or orang...
Read More...
Read 1 Review

We've got an AWESOME deal for you!

Blazin' Deal
Prices have been cut drastically on this product as part of a special offer. These prices are so low that there's no double-dipping with coupons or any additional discounts, but you'll still get the best deal out there. This offer won't last long, so don't miss out!
Gun Make:
FN Herstal
Gun Model:
FN FNP-40, FN FNS-40, FN FNX-40
Additional Features:
Including Compact

Code: TU-AP-TG-TG231F2W

MPN: TG231F2W

UPC: 788130023976

Blazin' DealFinal Sale
List: $95.99Save 38%
$59.23

Please note - Pistol sights require professional installation equipment. Improper installation can cause the product to misfunction or even damage the product, making it non-returnable. We strongly advise consulting a gunsmith before purchasing this product.

made-in-usa-flag Made in USA

Help support American manufacturing! Marked models of this product have gone through rigorous review and been certified by the manufacturer as Made in the USA.

Product Info for TruGlo Tritium Pro Handgun Sight Set for FN FNX40

Perfect for all of your shooting needs, the TruGlo Trit Pro Fn Fnx40 Set Wht TG231F2W is a great way to make sure you have a great advantage in the field. This Night Sight from the product specialists at TruGlo is made with an angled rear sight edge for emergency one handed operation. With a front sight Focus-Lock ring, the TruGlo Trit Pro Illuminated Handgun Sight Set requires no batteries or light exposure to achieve maximum brightness. This TruGlo Trit Pro Glow In The Dark Sight Combo Set has been designed for low light shooting conditions. For a great way to make sure you have the perfect set of sights for your night shoots, choose the TruGlo Trit Pro FN Fn Fnx40 Night Sight Set.image

WARNING: California`s Proposition 65

Specifications for TruGlo Tritium Pro Handgun Sight Set for FN FNX40:

Manufacturer: TruGlo
Gun Make: FN Herstal
Gun Model: FN FNS-40, FN FNX-40, FN FNP-40
Additional Features: Including Compact
Country of Origin: USA

Features of TruGlo Tritium Pro Handgun Sight Set for FN FNX40:

  • Unmatched visibility in low-light shooting conditions or complete darkness
  • Angled rear sight edge for emergency one-hand operation
  • Glows-in-the dark - no batteries or light exposure required
  • Assembled in the USA with quality Swiss Tritium for maximum brightness
  • Front sight Focus-Lock for fast and accurate shooting
  • Fortress Finish provides a permanent protective coating for maximum protection
  • Fits standard holsters

Package Contents:

  • TruGlo Trit Pro Fn Fnx40 Set Wht TG231F2W

TruGlo Tritium Pro Handgun Sight Set for FN FNX40 Orderable Models

List of Orderable Models

  • TruGlo Tritium Pro Handgun Sight Set for FN FNX40, White Focus Lock Ring, TG-TG231F2W , MPN: TG231F2W , UPC: 788130023976 , Code: TU-AP-TG-TG231F2W
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Last updated 2026-07-02 UTC.