Industry experts have developed the FN 509 pistol series on the FNS Compact architecture. This 9mm pistol series meets the rigorous performance standards of the MHS requirements and endured 1 million rounds of testing. The FN 509 Series is perfect for commercial, military, or law enforcement use. The primary features of these pistols are the striker-fired autoloader and double-action operation. This reliable non-manual safety pistol includes a fully ambidextrous slide stop lever and magazine release. The 4" barrel is cold hammer-forged, stainless steel while the frame has an enhanced grip texture. Features of the FN 509 Fixed 3-dot Luminescent Sights Front and Rear Cocking Serrations Loaded Chamber Indication Integrated MIL-STD-1913 Light/Laser Rail Interchangeable Back Straps Fully Ambidextrous Slide Stop Lever & Mag Release Soft Case FN America FN 509 Midsize MRD Black Pistol (2) 10-Rd Mags 66-100588