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There's something satisfying about owning one gun that can do two very different jobs, and that's exactly what this conversion kit gives Mark XIX owners. If you've already got a .44 Magnum Desert Eagle sitting in the safe, this kit lets you step up to .50 Action Express without buying a whole new pistol. The barrel swap takes minutes, not a trip to the gunsmith, and once it's in you've got a completely different shooting experience on tap.
The kit ships with a 6 inch black steel barrel machined to Magnum Research's factory tolerances, along with two 7 round .50 AE magazines. Everything is built to the same standard as a factory Desert Eagle, so the fit is tight and the finish matches the rest of your pistol instead of looking like an aftermarket bolt-on. This isn't a generic barrel meant to work on multiple platforms, it's made specifically for the Mark XIX frame.
The .50 Action Express is one of the hardest hitting rounds you can run through a semi-auto pistol, and a lot of Desert Eagle owners pick one platform up specifically so they can eventually run both calibers. Having the .44 Mag and .50 AE options on one frame means less money spent overall compared to buying two separate pistols, and it gives you flexibility depending on what you're doing at the range that day. Some guys keep the .44 barrel on for practice and swap to .50 AE when they want to really feel the recoil.
This kit is built strictly for the Mark XIX series of Desert Eagle pistols, so it won't work on older Mark I or Mark VII models. Because the barrel, slide, and frame on the Mark XIX share a common architecture across calibers, the swap is about as simple as caliber conversions get in the handgun world. Just make sure your specific Mark XIX model is set up to accept a .50 AE barrel before ordering, since not every configuration is identical.
This kit is designed specifically for the Mark XIX series of Desert Eagle pistols, so it won't fit older Mark I or Mark VII models. If you're not sure which generation you own, check your frame markings or reach out to Magnum Research before ordering since the barrel won't interchange across every Desert Eagle variant.
No special tools are needed for the swap. The Mark XIX platform is designed so the barrel can be changed by hand in just a few minutes, which is one of the main reasons people like having multiple caliber options for one frame.
Yes, the original .44 Magnum barrel and magazines still work fine on the same frame. Most owners keep both barrels on hand and switch back and forth depending on what they want to shoot that day.
The two magazines included with this kit are built specifically for .50 AE and hold 7 rounds each. They won't feed .44 Magnum or .357 Magnum ammunition, so you'll want to keep your caliber-specific magazines separated once you start swapping barrels.
| UPC | 761226087335 |
|---|---|
| Manufacturer | |
| Manufacturer Part Number | BMCP506 |
| Barrel Finish | Black |
| Barrel Length | 6" |
| Caliber/Gauge | .50 Action Express |
| Capacity | 8 |
| Length | 9 |
| Model | |
| Package Height | 7.0 |
| Package Width | 9.0 |
| Product Type | Conversion Kit |
| Shipping Weight | 2.0 |
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