FN 509 Compact Tactical 9mm | 4.32″ Threaded | 10+1 | 66100783

The FN 509 Compact Tactical is a compact, optics-ready 9mm pistol featuring a 4.32-inch cold hammer-forged threaded barrel and a black polymer frame with interchangeable backstraps. It ships with two 10‑round magazines and uses FN’s Low-Profile Optics Mounting System. For a pairing optic under $1000, consider the Trijicon RMR Type 2, a proven miniature red dot that complements low-profile mounting systems. The pistol is well suited to everyday carry and range use with suppressed or compensator-equipped setups.

Product Specifications

• The manufacturer is FN America / FN Herstal.
• The model is FN 509 Compact Tactical.
• The UPC is 845737012151.
• The caliber is 9mm Luger.
• The capacity is 10+1.
• The barrel measures 4.32 inches.
• The barrel type is cold hammer-forged and threaded.
• The thread pattern is 1/2″-28 tpi.
• The frame material is polymer.
• The finish is Black PVD.
• The overall length is 7.40 inches.
• The sight configuration is fixed 3-dot night sights.
• The optic footprint is multiple / FN Low-Profile Optics Mounting System.
• The package includes two 10-round magazines and a soft pistol case.
• The frame includes a MIL-STD-1913 accessory mounting rail.

Compact and purpose-built, the FN 509 Compact Tactical pairs a threaded, cold hammer-forged barrel with FN’s low-profile optics system and user-focused ergonomics. Interchangeable backstraps, an ambidextrous slide stop and magazine release, and included magazines make this a flexible option for shooters who need a compact, optics-ready handgun for everyday carry and range applications. The included night sights and threaded barrel expand accessory options while keeping the platform straightforward and dependable.

Related Videos: