Polymer VS. OE Glock Magazines

Published on September 22, 2019
Duration: 9:55

This video compares the durability of OEM Glock magazines against aftermarket polymer magazines (ETS, Magpul) through a series of torture tests. The instructor, with extensive experience in firearm abuse testing, demonstrates that stock Glock magazines, despite cosmetic damage, maintain functionality through extreme conditions like being buried in dirt and ground into the earth. Aftermarket polymer magazines, in contrast, showed significant functional issues under similar stress.

Quick Summary

Stock Glock magazines are highly reliable, even under extreme stress like being buried in dirt or ground into mud, according to an experienced firearms instructor. While aftermarket polymer magazines often fail in similar tests, OEM Glock magazines maintain functionality, making them the preferred choice for self-defense and critical situations.

Chapters

  1. 00:09Introduction: Polymer vs. Stock Glock Mags
  2. 00:39Instructor's Past Glock Abuse Tests
  3. 01:43Testing Stock Glock 19X Mags
  4. 03:38Function Test: Stock Glock Mag
  5. 03:51Dirt & Mud Test: Stock Glock Mag
  6. 05:07Comparison to Polymer Mag Failures
  7. 05:35Grounding Test: Stock Glock Mag
  8. 06:39Final Full Load Test: Stock Glock Mag
  9. 07:27Review of Other Tested Magazines (KCI, SGM)
  10. 08:43Conclusion: When to Trust Your Mags

Frequently Asked Questions

Are stock Glock magazines more reliable than polymer aftermarket magazines?

Yes, according to an experienced firearms instructor's torture tests, stock Glock magazines consistently outperform aftermarket polymer magazines like ETS and Magpul. Even after being buried in dirt, ground into mud, and subjected to other extreme stresses, OEM Glock magazines maintained functionality, while polymer alternatives experienced significant malfunctions.

What kind of abuse can stock Glock magazines withstand?

Stock Glock magazines have been shown to withstand extreme abuse, including being run over by a truck, buried in snow and ice, submerged in thick mud, and intentionally ground into dirt. Despite cosmetic damage, they often continue to function reliably, a testament to their robust design.

Which aftermarket magazines are comparable to OEM Glock magazines in reliability?

While no aftermarket magazine consistently matches OEM Glock reliability in extreme tests, KCI Korean magazines, especially those with aftermarket baseplates and springs, and SGM Korean magazines have demonstrated the closest performance. They are noted as being significantly more reliable than other polymer options tested.

When is it most important to use stock Glock magazines?

For critical applications such as self-protection, self-defense, and situations where absolute magazine performance is paramount, an experienced instructor strongly recommends using only stock Glock magazines. Their proven track record of reliability under adverse conditions makes them the preferred choice.

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