Who made federal 45 1911a1?

The Federal 45 1911A1 is a type of ammunition produced by Federal Premium Ammunition, a well-known manufacturer in the firearms industry. The term "1911A1" typically refers to the Colt 1911A1 pistol, a classic handgun design adopted by the U.S. military. Federal produces various types of ammunition compatible with this pistol, including the .45 ACP cartridge.