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The Fortis Muzzle Brake 556 SS is what happens when a company that's known for sharp-looking handguards turns its attention to the business end of your rifle. It carries the same crisp, angular lines Fortis puts on the rest of their gear, but the real story is what it does on the range. Machined from 303 stainless steel and finished with a bead-blasted texture, this brake takes the sting out of 5.56 and .223 by venting gas through aggressively cut side ports. The result is a rifle that stays flat and settled, letting your sights or optic ride right back onto target for quick follow-up shots.
Recoil management on a lightweight AR platform comes down to controlling where the gas goes, and this brake does its job well. The ported design redirects blast to counter both rearward push and muzzle rise, so rapid-fire strings feel noticeably more controllable. Folks running it on carbines and AR pistols alike report that muzzle flip nearly disappears, which pays off whether you're chasing tighter groups or just enjoying faster, smoother plinking sessions. Like any effective brake, it does move sound and concussion out to the sides, so it runs louder to the shooter than a bare muzzle. That's the trade-off with any device this good at taming recoil.
This one threads onto any .223 or 5.56 barrel with a standard 1/2×28 thread pitch. It measures 2.28 inches long, tips the scale at right around 2.8 ounces, and comes with a crush washer in the box, so timing it up and torquing it down is a straightforward job at the bench. Made in the USA.
One of the smarter features here is that the brake is built to accept the Fortis Control Shield, a blast mitigation device that snaps on and pushes noise and concussion forward, away from you and anyone standing nearby. If you shoot indoors, run gear next to a buddy, or just want to be kinder to the folks around you at the range, that shield compatibility makes this brake a solid long-term foundation to build on.
If your barrel has a standard 1/2×28 thread pitch, which covers the vast majority of .223 and 5.56 AR-15 barrels, this brake will thread right on. It works on both rifles and AR pistols in those calibers. It ships with a crush washer, so you have what you need to time and install it.
Yes. The 556 SS is purpose-built to accept the Fortis Control Shield, a snap-on blast mitigation device that redirects noise and concussion forward. That makes it a good choice if you shoot indoors or want to be considerate of people next to you at the range.
It is. A brake this effective at cutting muzzle rise does so by venting gas out to the sides, which pushes more sound and concussion back toward the shooter than a bare muzzle or a flash hider would. Adding the Fortis Control Shield helps push that blast forward if noise is a concern for you.
The main difference is material and finish. The SS model is machined from 303 stainless steel with a bead-blasted silver look, while the black version is 4140 steel with a nitride coating. Both share the same 1/2×28 threading, port design, and Control Shield compatibility, so the choice mostly comes down to appearance and material preference.
| UPC | 855476008483 |
|---|---|
| Manufacturer | |
| Manufacturer Part Number | 556-MB-SS |
| Product Type | Muzzle Brake |
| Color | Silver |
| Caliber/Gauge | .223 REM/5.56 NATO |
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