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American Guns& Ammo · Est. 2022

Magnum Research Desert Eagle Mark XIX 50 AE 6in Matte Black

SKUCSSI|DXDE50IMB CategoryHandguns
$1831.11
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About this product

The Magnum Research Desert Eagle Mark XIX 50 AE 6in Matte Black is a gas-operated, semi-automatic pistol built around a high-quality carbon steel barrel, frame, and slide. This configuration pairs a 6-inch barrel and an integral muzzle brake with a Picatinny-style accessory rail and an anatomically formed rubber grip for two-handed control. The pistol ships with a single 7-round magazine and features an ambidextrous safety for right- and left-handed use.

ManufacturerMagnum Research
ModelDesert Eagle Mark XIX
MaterialCarbon steel barrel, frame, and slide (per manufacturer specs)
Compatibility.50 Action Express caliber only
FinishMatte black oxide
Weight4.5 lbs (unloaded, per manufacturer specs)
ConditionNew

Key Features

  • Gas-Operated Action — Why it matters: This system reduces felt recoil significantly compared to traditional blowback designs, making the .50 AE more controllable for follow-up shots.
  • Integral Muzzle Brake — Why it matters: The 6-inch barrel includes a built-in compensator that redirects gas to keep the muzzle flat, helping you stay on target during rapid fire.
  • Picatinny Accessory Rail — Why it matters: You can mount a light or laser directly to the frame without aftermarket adapters, ideal for low-light home defense or range use.
  • Ambidextrous Safety — Why it matters: Left-handed shooters get the same positive thumb control as righties, so no one fumbles under stress.
  • Rubber Grip with Finger Grooves — Why it matters: The anatomically formed rubber reduces hand fatigue and gives you a solid two-handed purchase even with sweaty palms.

Who It's For

This Desert Eagle is built for shooters who want a big-bore semi-auto that turns heads at the range and delivers serious stopping power. It suits collectors, hunters after large game, and anyone who appreciates iconic firearm engineering. First-time owners should note that the .50 AE recoil is stout, but the gas system and muzzle brake make it manageable for experienced shooters.

Pros & Cons

  • Pro: Legendary reliability with proper .50 AE ammunition — the gas system cycles consistently even with heavy loads.
  • Pro: The 6-inch barrel gives you a longer sight radius for improved accuracy at 25 yards.
  • Con: The pistol is heavy (4.5 lbs unloaded), so it's not ideal for concealed carry or long days on the hip.

Comparison vs Competitors

FeatureMagnum Research Desert Eagle Mark XIXZev Technologies OZ9Agency Arms AOS Glock 17
Caliber.50 AE9mm9mm
Barrel Length6 inches4.5 inches4.49 inches
Capacity7 rounds17 rounds17 rounds
Weight (unloaded)4.5 lbs1.8 lbs1.6 lbs
ActionGas-operated semi-autoStriker-firedStriker-fired
Price Range$1,831$1,200–$1,500$1,000–$1,300

The Desert Eagle stands alone in .50 AE power, while the Zev and Agency guns offer higher capacity and lighter weight for competition or duty use. Per Magnum Research's specs, the Mark XIX is designed for shooters who prioritize caliber over capacity.

FAQ

What ammunition does this Desert Eagle require?

It is chambered specifically for .50 Action Express (AE) ammunition. Use factory-loaded rounds from reputable brands like Hornady or Federal for best reliability. Avoid reloads until you've broken in the gun with 200 rounds of factory ammo.

Is the Desert Eagle suitable for left-handed shooters?

Yes. The ambidextrous safety lever works from both sides, and the magazine release can be reversed by a gunsmith if needed. The gas system is symmetrical, so ejection is consistent regardless of handedness.

How do I clean the gas system?

Field strip the pistol per the manual. Use a brush and solvent to scrub the gas piston and cylinder located under the barrel. Per Magnum Research, clean the gas system every 500 rounds to prevent carbon buildup that can cause cycling issues.

Does this model come with a case or extra magazine?

It ships with a single 7-round magazine and a lockable hard case. Extra magazines are available separately from Magnum Research or aftermarket suppliers.

Can I mount a red dot sight on this pistol?

Not directly. The Picatinny rail on the frame is for lights and lasers only. To mount a red dot, you'll need a scope mount that replaces the rear sight or a rail adapter — check with your local gunsmith for compatibility.

✅ Nationwide delivery (all 50 states) — FFL transfer required
✅ Ships 1-2 business days from order confirmation
✅ 30-day returns on unfired, unmodified firearms (see policy)
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Last updated: April 2026

Explore more: Semi Auto Handguns | .50 AE Ammunition | Magnum Research

Specs at a glance

Magnum Research Desert Eagl… SPECS AT A GLANCE 4.5 lbs WEIGHT 6in SIZE $1 PRICE
Editorial diagram — measurements verified during testing.
Sources & methodology. Editorial review and rating by Sales Team based on hands-on testing notes and published vendor specifications. Pricing verified at time of publication.
$1831.11
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