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With our patented Low-Profile Optics Mounting System and unparalleled modularity of the FN 509 platform the FN 509 Compact MRD joins the ranks packing a full-size punch in a compact optics-ready package. The pistol is 9mm and striker-fired with 3.7-inch barrel standard 12+1 capacity and the capability to accept all higher capacity FN 509 magazines. The patented FN Low-Profile Optics Mounting System accepts nearly all commercially available miniature red dot optics and features blackout iron sights that co-witness. The improved controls aid in manipulation the new improved texturing on the two included backstraps provides better recoil management and a new flatter faced trigger allows for more controllable trigger press and cleaner break. – Caliber: 9mm – Operation: Double-action – Mag Capacity: 12/15 Rd. – Weight: 25.5 oz. – Barrel Length: 3.7 – Overall Length: 6.8 – Twist Rate: 1:10 RH – Height: 5.2 / 4.8 – Width: 1.35 – Trigger Pull: 5.5 – 7.5 lb. – Sight Radius: 5.6 – Primary Features – Full-sized performance in a concealed carry package – Striker-fired autoloader – Double-action operation – Fully ambidextrous controls – FN Low Profile Optics Mounting System with plate adapters for direct mounting of more than 10 optics – All-black co-witness iron sights – SLIDE – Easily racked combat-style sights – External extractor; loaded chamber indicator – Improved front and rear cocking serrations – BARREL – Cold hammer-forged stainless steel – Recessed target crown – Polished chamber and feed ramp – FRAME – Polymer construction with replaceable steel frame rails – Shortened grip for easier concealment – Enhanced grip textures which enables faster follow-up shots in all conditions – Interchangeable backstraps – MIL-STD-1913 accessory mounting rail – Improved flatter face trigger – OPERATING CONTROLS – Fully ambidextrous slide stop lever and magazine release – MAGAZINE – High visibility low-friction follower; polymer base with black finish – Comes with one 12-round and one 15-round magazine – Compatible with FN 509 17-round and 24-round magazines with appropriate magazine sleeves – SHIPS WITH – Two interchangeable backstraps – One 12-round and one 15-round magazine – Owner’s manual – Locking device – FN logo soft pistol case