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The CMMG ZEROED 9mm Linear Compensator does one job and does it well: it takes the muzzle blast, noise, and concussion that a bare or braked muzzle throws back at you and redirects all of it forward, downrange, and away from your face. Instead of venting gas out the sides like a traditional muzzle brake, a linear comp channels everything in a straight line ahead of the shooter. That means a more pleasant experience for you and, just as importantly, for the folks in the lanes next to you at an indoor range or anyone shooting alongside you on a tight bay.
This one is CNC machined from 303 stainless steel and wears a corrosion-resistant nitride finish, so it holds up to heat, carbon, and years of use without complaint. It's a genuinely compact device, which is part of the appeal on short 9mm carbines and pistol builds where you don't want a lot of extra length hanging off the muzzle. Fit and finish are what people have come to expect from CMMG, and it looks right at home dressing up the front end of a blaster.
It threads on via the common 1/2-28 pattern used on the vast majority of 9mm AR-style barrels, so installation is about as simple as it gets. A crush washer or shim kit to time it, a wrench, and you're done in a couple minutes. It's a natural match for 9mm AR-15 uppers, pistol-caliber carbines, and braced pistol setups.
Worth setting expectations here: a linear comp is not a suppressor and won't make the gun quieter overall. What it does is move the sound and pressure wave forward so the shooting position feels calmer and less punishing. For anyone who runs a 9mm AR at an indoor range or shoulder to shoulder with buddies, that trade is exactly what you're after.
A muzzle brake vents gas out the sides and rear to fight recoil, which sends blast and noise toward anyone standing next to you. This linear comp instead directs everything forward, away from the shooter, reducing felt concussion and making the position more comfortable. It's the friendlier choice for indoor ranges and shooting alongside others.
It's not a suppressor and won't lower the overall decibel level of the gun. What it does is push the sound and pressure wave downrange, so the shooting position feels less punishing and the perceived concussion drops. If you want actual sound reduction, that's a job for a can, not a linear comp.
It uses the standard 1/2-28 thread pattern, which is the most common pitch on 9mm AR-style barrels, pistol-caliber carbines, and many braced pistol builds. As long as your muzzle is cut for 1/2-28, it threads right on. Just confirm your barrel's thread pitch before ordering.
Yes, it installs like any standard thread-on muzzle device. You'll want a crush washer or shim kit to time it straight and a wrench to snug it down, and the whole job takes just a couple minutes. No gunsmith required for a basic install.
| UPC | 810046234709 |
|---|---|
| Manufacturer | |
| Manufacturer Part Number | 99DA54E |
| Caliber/Gauge | 9mm |
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