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My ar-9 is threaded in 1/2 x 28, better safe than sorry. Can I fire 9mm through hate brake stating it’s for 5.56? — 1 Answer

by Colin Thomson, from IN, United States Asked on February 4, 2023

Name Maxim Defense Industries AR-15 Hate Brake Muzzle Booster (4.9)
As Low As $173.99 Save Up to 13%
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Answered by Ethan, Gear Expert, from IL, United States, on June 07, 2023

No, the 1/2x28 Maxim Defense Industries AR-15 Hate Brake Muzzle Booster will not work with 9mm as its bore is not large enough to accommodate it.

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Last updated 2025-11-12 UTC.