FN 509 Tactical 9mm 4.5″ Threaded Barrel 10+1

Description

The FN 509 Tactical extends the FN 509 family with an optic-ready slide, suppressor-height sights, and a threaded barrel for accessory compatibility. It uses FN’s Low-Profile Optics Mounting System to accept a range of miniature red dot optics and includes a sight-protecting slide cap. The pistol pairs a polymer frame with a stainless steel slide and a cold hammer-forged threaded barrel for practical range and duty use.

Key Specifications

• The caliber is 9mm.
• The barrel measures 4.50 inches and is threaded for muzzle devices.
• The thread pattern is 1/2×28.
• The magazine capacity is 10+1.
• The unloaded weight is 27.90 oz.
• The overall length is 7.90 inches.
• The slide is optic-ready and serrated.
• The sights are suppressor-height 3-dot night sights.
• The frame material is polymer.
• Features include the FN Low-Profile Optics Mounting System (U.S. Patent No. 10/352654).

The FN 509 Tactical is configured for shooters who prioritize a modern, optics-capable platform with practical handling and accessory compatibility. Its combination of a threaded cold hammer-forged barrel, suppressor-height sights, and optics-ready slide make it well suited for precision-focused range work and professional applications that require reliable, adaptable equipment.

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