Mossberg 590R Stand-Off 12 Gauge 3in Black Pump Shotgun - 18.5in - The 590R Rotary Safety Selector shotguns combine time-tested pump-action performance with ground-breaking new features like a rotary safety selector, an ergonomically-designed forend, and an integrated barrel/heat shield combination. Ambidextrous AR-Style Rotary Safety Selector Flat Profile Trigger with smooth, crisp break 18.5in Barrel with Integrated Heat Shield 5-Position Adjustable Stock withMOE Pistol Grip, Interchangeable Recoil Pad, 2 QD Ports Enlarged, Beveled Loading Port with Exposed Follower Top Picatinny Rail for AR-Style Optics