The LT15 5.56 Rifle was designed to provide you with a CNC machined LaRue Billet Upper mated to our precision CNC machined LaRue Billet Lower in a hard anodized finish. The barrel is our stealth medium-weight contour barrel with a 1/8 twist rifling, M4 Feed Ramps and 1/2"-28 threaded muzzle. The rifle is fitted with the LaRue stock and grip with a machined buffer tube and birdcage flash hider installed. Comes with one LaRue branded 30rd Amend 2 magazine.