Fusion Firearms 1911 38 Super UMG Pistol Barrel 6 Inch Wilson/Nowlin Bull Stainless Steel 1911-BBL-1-234. The manufacturer says that Fusion Firearms UMG Barrels 6 Inch is compatible with 1911Fusion Firearms 1911-BBL-1-234: 1911 38 Super UMG Pistol...