Should You Put A Suppressor Under Your Handguard?

Published on August 19, 2022
Duration: 8:49

This video tests the practicality of mounting a suppressor under an AR-15's handguard. After firing 80+ rounds of subsonic 300 Blackout, the handguard becomes warm but remains usable for holding and manipulating the firearm. The author concludes that the benefits of increased handguard real estate and better accessory placement outweigh the heat concerns, especially with the option of adding handguard covers for added comfort.

Quick Summary

Mounting a suppressor under an AR-15 handguard provides increased grip space and better accessory placement, preventing muzzle shadow. While the handguard gets warm after firing 80+ rounds of subsonic 300 Blackout, it remains usable for manipulation and shooting without causing harm.

Chapters

  1. 00:00Intro: Suppressor Under Handguard Question
  2. 00:09Build Overview: 9-inch vs 15-inch Handguard
  3. 00:39The Heat Test: Will It Be Unusable?
  4. 00:51Range Day: 100 Rounds of 300 Blackout
  5. 01:26Ammo Sponsor: Peak Performance Ammunition
  6. 02:08Live Fire Test Begins
  7. 02:42Magazine Feeding Issues
  8. 03:38Resuming the Test
  9. 04:04Test Complete: Handguard Heat Assessment
  10. 04:14Usability Check: Can You Still Hold It?
  11. 04:24Handguard Covers vs. Direct Heat
  12. 04:50Recommendation: Is It Worth It?
  13. 05:31Post-Test Modification: Adding Rail Covers
  14. 06:02Final Verdict: Usable Despite Heat
  15. 06:36Ammo Sponsor Thanks & Discount Code
  16. 07:07Channel Support & Outro

Frequently Asked Questions

Can you safely hold an AR-15 with a suppressor under the handguard after firing many rounds?

Yes, after firing over 80 rounds of subsonic 300 Blackout, the handguard became warm but remained usable for gripping and manipulating the firearm. It was hot but not burning to the point of causing harm, making it safe to hold.

What are the benefits of mounting a suppressor under an AR-15 handguard?

Mounting a suppressor under a longer handguard, like a 15-inch model, provides significantly more real estate for your hand. This setup also allows for better placement of accessories like flashlights, keeping them forward of the suppressor to avoid muzzle shadow.

Does a suppressor under the handguard make the firearm too hot to handle?

While the handguard does get warm after extensive firing (over 80 rounds), it generally remains usable. For added comfort, especially during prolonged shooting, handguard covers can be added to mitigate direct heat transfer to the hand.

What ammunition was used to test suppressor heat under the handguard?

The test involved firing approximately 80-100 rounds of subsonic 300 Blackout ammunition. This caliber is often chosen for suppressed firearms due to its quieter performance characteristics.

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