The FN 509 Tactical is the duty-proven pistol with upgrades tailored for the high round count shooter. This exclusive opticsready package includes three 24-rd magazines and two 17-rd magazines with a flat-faced precision trigger. - With a factory-milled slide it's ready to mount most micro red dots. FN's Low-Profile Optics-Mounting System is the industry's most adaptable optics mounting platform allowing co-witness with tall tritium night sighs on the slide. A smooth drop-safe trigger has a positive wall before a clean break. With the target-crowned hammer forged barrel a lifetime of tight groups is in reach. - PRIMARY FEATURES - Flat-faced precision trigger - FN Low Profile Optics Mounting System - Hammer-forged threaded barrel - Suppressor Height Night Sights - SLIDE - FN Low Profile Optics Mounting System - Sight Protecting Slide Cap - External extractor; loaded chamber indicator - BARREL - Cold hammer-forged stainless steel - Recessed target crown - Polished chamber and feed ramp - 1/2'' x 28 Threaded barrel - O-Ring retention thread cap - FRAME - Enhanced grip texture which enables faster follow-up shots in all conditions - Interchangeable backstraps - MIL-STD-1913 accessory mounting rail - OPERATING CONTROLS - Fully ambidextrous slide stop lever and magazine release - MAGAZINE - High visibility low-friction follower; polymer base with black finish - One 17rd and four 24rd magazines - 9mm CALIBER - 17 & 24 Rd. MAGAZINE - 27.9 OZ. WEIGHT - 7.9'' LENGTH - 4.5'' BARREL LENGTH - OPERATION: DOUBLE ACTION STRIKER-FIRED - SLIDE/FRAME FINISH: FDE OR BLK - SIGHTS: FIXED 3-DOT NIGHT - INCLUDES - BALLISTIC CASE - FOUR 24-RD MAGAZINES - ONE 17-RD MAGAZINES - OPTICS MOUNTING SYSTEM - TWO BACKSTRAPS