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Posted: 12/9/2025 5:50:36 PM EDT
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I just got a police 9mm kit and wondered how the KAK brake functioned . https://kakindustry.com/aug-brake-multi-port-phosphate/ |
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Do you need a muzzle brake for the fierce recoil of a 7.5 lb semiauto 9 mm rifle? Maybe you do and they really can actually make a noticeable difference (especially in full auto). The AUG style ported brake works pretty good in 556 but that same design and it's effectiveness doesn't necessarily carry over to 9 mil cuz there's much much less pressure. The lower the pressure of the cartridge the larger the walls of the brake need to be in order to be effective. If you wanted a 9 mil break that was really truly effective you'd need to look at something like JP enterprises or Nero or something else with more surface area. I personally, despite being a heavily injured 100% service connected disabled veteran who almost lost an arm, don't use brakes on pistol calibers or on 556. However I do like flash hiders and or compensators. One issue is that some of the fancy muzzle brakes that do work well are quite expensive so expensive that you would be better off putting that same money towards a sound suppressor (which is the best break you could ever ask for but without the noise) especially in a post January 2026 world. I'm a huge fan of the regular A2 birdcage style compensator both in 9 mil and 556 not because it's the best or the most effective, it is not, but because of how effective it is for how low cost it is. A2 comps are so cheap that they are literally cheaper than some plane thread protectors! |
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