Smith & Wesson M&P 15 Sport III Series 5.56mm NATO 16in Black Semi Automatic Modern Sporting Rifle - 10+1 Rounds - Built to perform under various conditions, the M&P SPORT III rifle is as versatile as it is reliable. Engineered for a wide variety of recreation, sport shooting, and professional applications, the new SPORT III offers more options to accessorize than the previous generations. Lightweight and rugged, the SPORT III embodies the best combination of function and form. Featuring a forged, integral trigger guard, Armornite finish on the barrel, chromed firing pin, forward assist, and dust cover. Get unmatched value with the new M&P SPORT III. Free-Float Handguard - Able to mount a multitude of aftermarket accessories.; Mid-length Gas System - Users can expect less felt recoil when shooting.; 1:8 Twist 5R Rifled Barrel - 5R rifling profile has consistent contact with the projectile, ensuring a more accurate rifle. The 1:8" twist rate change allows for more variety of ammo to be used.; Non-threaded muzzle; Fixed non-adjustable stock;