This Ruger RXM Model 19550 is a 9mm Luger striker-fired pistol with a 4.50-inch barrel, 17+1 capacity, black Magpul Enhanced Handgun Grip, copper PVD slide, and FNC nitride-finished alloy steel barrel. It features a universal-pattern accessory rail, direct-mount compatibility with RMR, DPP, and RMSc optics, co-witness-height steel sights with a tritium front sight, an integrated trigger safety, and an internal striker blocker. Copper PVD slide with direct optic mounting Black Magpul grip with accessory rail Two PMAG 17 GL9 magazines included The pistol includes a removable serialized stainless steel Fire Control Insert housed within the interchangeable Magpul Enhanced Handgun Grip. It also includes a co-branded plastic carry case. Specifications Type Pistol Action Semi Automatic Caliber/Gauge 9mm Capacity 17 Twist 1-in-10" RH Sights Adjustable Frame Material Polymer Frame Finish Black Safety No Manual SKU HGN-RUG-19550 License Requirement FFL Manufacturer Ruger Mfg. Part Number 19550 UPC 736676195503 Barrel Length 4.5 Condition New