FN 509M 9mm LE Mid-Size Pistol, Tritium Night Sights

Description

The FN 509M is a mid-size, duty-rated 9mm handgun designed for law-enforcement use and demanding operational conditions. It uses a flat-faced trigger and a conical striker intended to reduce trigger pull by almost a pound, and comes equipped with fixed three-dot tritium night sights for low-light sighting. Front and rear cocking serrations aid clean and positive slide manipulation in adverse conditions.

Key Specifications

• Chambered in 9mm.
• Features a double-action trigger system.
• Equipped with a flat-faced trigger and conical striker that reduces trigger pull by almost a pound.
• Includes fixed 3-dot tritium night sights for low-light acquisition.
• Overall length is 7.4 inches.
• Weight is 26.5 ounces.
• Designed as a law-enforcement/duty-rated handgun.
• Includes front and rear cocking serrations for positive slide operation.
• Model designation: FN 509M.

The FN 509M combines duty-focused ergonomics and robust features in a mid-size platform suited to operational and everyday carry contexts where dependable performance is required. Its sighting package and trigger design make it a practical choice for professionals and experienced shooters who prioritize reliable function and straightforward controls.

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