 CSP then went to the Smith & Wesson Model 4006 .40 S&W in a Melonite (black) finish with the agency's seal engraved in the slide.CSP troopers now carry the Smith & Wesson M&P .40.Additionally, all troopers are issued a Remington 870 shotgun and are given the option to carry either a department or personally owned M4 or AR-15 select-fire rifle.