Summary of 223 Rem - AR barrel heat test

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00:00:00 - 00:05:00

In this video, the author demonstrates how to barrel heat test a 223 Remington with and without a suppressor. He finds that the suppressor does reduce the drop in round count, but that a barrel tuner is still necessary to improve accuracy.

  • 00:00:00 The author tests two different AR barrels, one made by Aero Precision and the other by BCM, and finds that the Aero Precision barrel tends to produce worse groups as the gun warms up. He hypothesizes that this is due to the barrel's looseness, and suggests using a tighter fitting barrel to improve accuracy.
  • 00:05:00 This video demonstrates how to barrel heat test a 223 Rem with and without a suppressor. The suppressor tests showed that the drop in round count made the suppressor less bad. The next video will show how to barrel tune a 223 Rem with a barrel tuner.

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