FN FNX-45 Tactical FDE — .45 ACP, 5.3″ Threaded Barrel

About this product

The FN FNX-45 Tactical is a full-size, semi-automatic handgun configured for practical duty and defensive use. It pairs a cold hammer-forged stainless steel threaded barrel with a polymer frame finished in Flat Dark Earth. The slide is optic-cut and serrated, and the pistol includes raised night sights and interchangeable backstraps for personalized ergonomics. Ambidextrous controls and a Picatinny rail make the design versatile for a range of carry and duty setups.

Key Specifications

• Chambered in .45 ACP as specified by the manufacturer.
• The barrel measures 5.3 inches and is cold hammer-forged stainless steel with a .578×28 thread pattern.
• Operation is Semi-Auto for standard semi-automatic function.
• The frame is constructed of Polymer and incorporates a MIL-STD-1913 (Picatinny) accessory rail.
• Finish on slide and frame is Flat Dark Earth.
• Equipped with raised 3-dot night sights for low-light visibility.
• Features ambidextrous decocking/safety lever and ambidextrous slide stop and magazine release.
• Optic-ready with a multiple optic footprint and includes mounting bases for electronic red-dot sights.
• Ships with a fitted soft Cordura nylon case and an optic mounting system.

The FNX-45 Tactical brings a combination of proven .45 ACP performance and user-focused features in a duty-capable platform. Its threaded, cold hammer-forged barrel, optic-ready slide, and ambidextrous controls provide flexibility for a variety of setups, while interchangeable backstraps and a textured grip support consistent ergonomics. This configuration is suited to informed shooters seeking a robust, full-size handgun built for reliable real-world use.

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