One of the newer rifle offerings available exclusively through Smith & Wesson’s law enforcement catalog is the M&P15T SBR. This short barrel rifle, chambered in 5.56mm NATO, has an 11.5-inch steel barrel with an Armornite finish, 1:7-inch 6-groove twist, and it is shielded within a 10.5-inch aluminum M-LOK forend, creating an overall compact length of 31.5-inches.