"One gun. Every mission. The FN 509 Midsize Tactical Semi-Auto Pistol is perfectly suited for concealed carry, home defense, and duty use making it a true jack-of-all-trades that excels in every role. The 509 Midsize Tactical is perfectly balanced and optimized for quick target acquisition, providing ideal recoil impulse for enhanced control and accuracy. The duty-safe trigger breaks clean at ~5.6 lbs., and the high-endurance striker can handle heavy use. The slide features FN's Low-Profile Optics-Mounting System, which accommodates a wide range of popular micro red dots. The cold hammer-forged stainless steel barrel features a polished chamber and feed ramp along with a recessed target crown for enhanced accuracy, and comes from the factory with 1/2""-28 threads that accommodate a suppressor. Suppressor-height 3-dot night sights provide reliable targeting 24 hours a day and plenty of clearance to see over an attached silencer. Finished off with aggressive slide serrations, heavily textured grip, and a long-wearing PVD finish, the FN 509 Midsize Tactical Semi-Auto Pistol is truly the complete package. MIL-STD 1913 underside rail. Includes 2 magazines, 2 interchangeable backstraps, and soft case. Ideal for home defense, concealed carry, and duty use Low-Profile Optics-Mounting System Cold hammer-forged stainless steel barrel with 1/2""-28 threads Suppressor-height 3-dot night sights Duty-safe trigger breaks clean at 5.6 lbs. Enhanced grip texture Includes 2 magazines and 2 interchangeable backstraps"