Desert Tech MDR: Issues Resolved

Published on February 18, 2019
Duration: 21:29

The Desert Tech MDR has undergone significant reliability upgrades, including a redesigned gas system with six ports, a stronger hammer spring, and a wider extractor. Live fire testing with M80 ball ammunition demonstrated 100% reliability across multiple magazines and configurations. The rifle is now considered a top-tier .308 bullpup, with Desert Tech offering these improvements as a free warranty service.

Quick Summary

The Desert Tech MDR's reliability issues were addressed with a redesigned 6-port gas system, a stronger hammer spring, and a wider extractor. Testing confirmed 100% reliability with M80 ammunition and during a 100-round stress test, making it a top .308 bullpup.

Chapters

  1. 00:00Intro: MDR Reliability Issues & Fixes
  2. 01:23Technical Upgrades: Gas System, Extractor, Hammer Spring
  3. 03:29Live Fire Test: M80 Ammo Reliability
  4. 06:39Recoil Reduction & Ejection Side Swap
  5. 08:06100-Round Stress Test Results
  6. 08:49Final Assessment: Best .308 Bullpup?

Frequently Asked Questions

What were the main reliability issues with the Desert Tech MDR?

Previous Desert Tech MDR models experienced reliability issues, particularly with military surplus ammunition. Common failures included failures to cycle, light primer strikes, and potential damage to the cartridge rim due to the extractor.

What technical modifications did Desert Tech implement to fix the MDR?

Desert Tech upgraded the MDR with a redesigned six-port gas system (setting 4 is now normal), a stronger hammer spring to ensure reliable ignition, and a wider extractor for improved durability and positive cartridge rim engagement.

How reliable is the upgraded Desert Tech MDR?

The upgraded MDR demonstrated 100% reliability during extensive testing, including firing multiple 20-round magazines of M80 ball ammunition and a 100-round stress test, even when the rifle became hot.

Is the Desert Tech MDR upgrade available for existing owners?

Yes, Desert Tech offers these reliability upgrades as a free warranty service for existing MDR owners. This ensures owners can benefit from the improved performance and durability.

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