The FN 509 Compact Tactical pistol in 9mm with a flat dark earth finish (brand part no. 66-100780) is a compact, optic-ready striker-fired pistol shipping with three magazines — including a 12-round and a 24-round option — plus FN’s low-profile optics mounting system. FN America machines the 4.32-inch threaded barrel for a suppressor or muzzle device, and fixed 3-dot night sights pair with ambidextrous magazine release and slide stop controls. Interchangeable backstraps in flat dark earth let shooters dial in grip fit, and the overall length holds to 7.4 inches for concealability. Among optic-ready semi-auto handguns, this 509 Compact Tactical FDE configuration favors carry and duty shooters who want mounting flexibility.

Key Specifications

• The chambering is 9mm.
• The barrel measures 4.32 inches and is threaded for a suppressor or muzzle device.
• The finish is flat dark earth, applied to frame, slide, and interchangeable backstraps.
• The sights are fixed 3-dot night sights.
• The controls are ambidextrous, including magazine release and slide stop.
• The kit includes FN’s low-profile optics mounting system.
• Three magazines ship with the pistol, including a 12-round and a 24-round option.
• The slide is flat dark earth steel.
• The pistol includes a loaded chamber indicator safety.

Frequently Asked Questions

What optics mounting system does this pistol use? FN’s low-profile optics mounting system, included with the pistol.

What magazines are included? Three total, including a 12-round and a 24-round option.

Buy the FN 509 Compact Tactical Pistol, FDE

Optic-ready mounting flexibility with a threaded barrel is exactly what this 509 Compact Tactical delivers. Order it from our Lubbock, Texas gun shop for fast, insured shipping to your FFL.