The M&P15 Rural King Special is a retail-channel-exclusive AR-15 configured to Rural King's specifications, featuring a 16-inch barrel, standard M4 furniture, and an additional magazine included in the package. A standard M&P15 Sport II variant differentiated primarily by the retailer-exclusive packaging and minor configuration details. Represents S&W's practice of offering retail-exclusive configurations to major distributors. Type: Rifle Action: Semi-Automatic Caliber: 5.56 NATO Capacity: 30 Year introduced: 2017, USA Weight: 6.45 oz Overall length: 35" Status: Discontinued Intended use: Sport Shooting, Home Defense