The Magnum Research Desert Eagle Mark XIX in .50 AE/.429 DE is an iconic large-frame pistol built for shooters who want serious stopping power and aren't shy about recoil. This Mark XIX combo model ships ready to switch between two calibers—the full-power .50 Action Express and the milder .429 Desert Eagle round—giving you flexibility in how you load and shoot without swapping firearms. It's the kind of gun that turns heads at the range and backs up its presence with genuine engineering: a stainless steel frame, integral muzzle brake to manage recoil, and a Picatinny rail on the frame for mounting optics or light systems.
The Desert Eagle has earned its reputation as a hand-cannon built to last. The Mark XIX refines the platform with a 6-inch stainless steel barrel, a slide fitted with an integral muzzle brake, and a black-finished aesthetic that balances the bright stainless components. This isn't a conceal-carry pistol or a duty weapon—it's a specialty large-frame handgun for hunters, shooters looking to stretch their precision skills, or collectors who appreciate firearms engineering at the extreme end of the spectrum.
You'll receive both the .50 AE barrel and a .429 DE barrel in the box, along with a magazine for the .50 AE round. Swapping barrels lets you adapt the gun to different loads and shooting scenarios without buying a second pistol. Whether you're developing long-range pistol skills, hunting medium to large game, or simply exploring what the Desert Eagle platform offers, the Mark XIX combo delivers the flexibility and firepower you're paying for.
| Brand | Magnum Research |
| Model | Desert Eagle Mark XIX |
| Primary Caliber | .50 Action Express |
| Secondary Caliber | .429 Desert Eagle |
| Barrel Length | 6 inches |
| Barrel Material | Stainless Steel |
| Frame Material | Stainless Steel |
| Finish | Black (appointments); Stainless (frame/barrel) |
| Rail | Picatinny rail (frame bottom) |
| Muzzle Device | Integral muzzle brake |
| Magazine | .50 AE magazine included |
| Model Number | DE50429 |
You receive the pistol with a 6-inch stainless steel barrel, a second interchangeable barrel in .429 DE, and a .50 AE magazine. Both barrels allow you to shoot either caliber by swapping them out.
The Desert Eagle's power and precision make it suitable for hunters and sport shooters who want a high-power handgun platform. Its large frame and dual-caliber capability appeal to shooters developing specialized skills with magnum-class pistols.
Yes. The frame includes a Picatinny rail on the bottom, which allows you to mount optics, lights, or other tactical accessories.
The .50 Action Express is the full-power round this platform was built for. The .429 Desert Eagle is a milder alternative that still delivers significant power but with less recoil. Both barrels are included so you can choose your load.
Firearm Shipments:
To buy rifles or shotguns, you must be 18 years old, and for handguns, actions, or receivers, the minimum age is 21. By placing an order for this firearm, you confirm that you are the legitimate transferee/buyer, meet the legal age requirements, and comply with all Federal, State, and local laws and regulations necessary to purchase this firearm.
We only ship firearms to valid Federal Firearms License (FFL) holders. At checkout we provide a FFL locator for your convenience.
We will need a copy of the FFL’s license to facilitate the process, kindly request your dealer to email us a copy of their FFL, as we cannot dispatch the firearm until we receive this document. It is imperative for the buyer to choose their FFL dealer, ensure they are willing to facilitate the transfer, and have them email their FFL copy to BOSQUE Outdoors. To avoid any confusion, the customer's name or order number must be mentioned in the email containing the FFL.
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Magnum Research
Magnum Research
Magnum Research
