This is a Smith & Wesson M&P-15 SPORT II semi-automatic AR-15 type rifle in .223 Remington (5.56 NATO) caliber. It has a 16" barrel, flat top receiver with picatinny rail, flip-up rear sight, standard A2 front sight, black synthetic handguard, black synthetic pistol grip, and black synthetic 6-position buttstock. This rifle is in VERY NICE condition with a clean, bright bore. It comes with one 30-round magazine.