The Crosman M4 Air Rifle Kit is a great air rifle for the AR fan, and one of the hottest air rifles on the market. The M4 features a variable pump action that is simple and easy to use. The rifle comes with a 5-shot clip to shoot pellets, or just fill the 350 BB reservoir and you are ready to have some fun. The adjustable stock will fit almost anyone, and the detachable carry handle gives you the option of using the rear sight, or mounting an optic on the picatinny rail. Kit includes sight adjustment tool, safety glasses, paper targets, pellets, and BBs.