The entire Desert Eagle Mark XIX Component System is based on a single platform. With its gas operation, rotating bolt and all-steel construction, this is the heart of the Desert Eagle. Once you’ve purchased a Mark XIX Desert Eagle Pistol, you can change the barrel length or the caliber in seconds using caliber conversion components. The L6 features a 6″ steel barrel w/integral muzzle brake and Picatinny rail; aluminum frame w/Picatinny rail and Carbon Steel Slide. Includes one magazine.