Magnum Research, based in the USA, developed and patented the original Desert Eagle design, and built the first prototypes of the gun, but manufacturing was contracted out to Israel, who prepared the final refinements to the design and put the magnum into production. Manufacturing was moved to Saco Defense in the state of Maine from 1996 to 2000 which carried the XIX designation, but shifted Desert Eagle For Sale back to Israel when Saco was acquired by General Dynamics.
Switching a Desert Eagle to another chambering requires only that the correct barrel, bolt assembly, and brochure be installed. Thus, a conversion to fire the other cartridges can be quickly accomplished. The most popular hogshead length is 6 in (152 mm), although 8, 10 and 14 in (202, 254 and 356 mm) barrels are available. The Blotch XIX barrels are machined with integral scope mounting bases, authoritative adding a automatic pistol scope a simple operation.