Fortis RED AR-15 Muzzle Brake - 1/2x28 - 5.56 NATO
or 4 interest-free payments of $13.05 with 
6 Magazines Per Order: Due to extreme volume, we are limiting sales of magazines to 6 per customer order. This applies to individual and bundled magazines. AT3 reserves the right to cancel any order over the 6 magazine limit.
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Product description
The RED 556 Mitigates Excessive Muzzle Rise and Allows for A Quick & Accurate Follow-up Shots
The Fortis RED 556 Muzzle Brake is designed and engineered to deliver top-notch performance. Not only that, this brake is also one of the coolest looking on the market. Tried and tested under harsh full auto conditions by military and law enforcement, this muzzle break mitigates excessive muzzle rise and allows for quick and accurate follow-up shots!
Available in Black Nitride & Stainless Steel Finish
Features
- For the .223 / 5.56
- 1/2 x 28 TPI
- Comes with a crush washer
- 2.4 ounces
- 2.194 inches
- Made in America
All 2 options on this page
- Fortis RED AR-15 Muzzle Brake - 1/2x28 - 5.56 NATO - Color: Black Nitride SKU F-RED · UPC 855476008575
- Fortis RED AR-15 Muzzle Brake - 1/2x28 - 5.56 NATO - Color: Stainless Steel SKU F-REDSS · UPC 855476008582
Customer reviews 21
Verified buyerAT3 Tactical · Thank you for your feedback on the Fortis RED 556 AR 15 Muzzle Brake! We're glad to hear that it has been the perfect compromise for you between recoil reduction and concussion mitigation. We strive to offer the best products and service, and we're happy to have been able to provide you with a black one and quick shipping. Thank you for choosing AT3 as your supplier. Happy shooting!
AT3 Tactical · Thank you for leaving your review for the Fortis RED 556 AR 15 Muzzle Brake. We are happy to hear that you are satisfied with your purchase. If you have any questions or concerns, please don't hesitate to reach out. Thank you for choosing our product!
AT3 Tactical · Thank you for your feedback! We're glad to hear that you're enjoying the Fortis RED 556 AR 15 Muzzle Brake. We apologize for the mix-up with the color, but we're happy to hear that you still find it to be a great addition to your setup. If there is anything else we can assist you with, please don't hesitate to reach out.
AT3 Tactical · Thank you for taking the time to leave a review for the Fortis RED 556 AR 15 Muzzle Brake. We are thrilled to hear that you are loving your new muzzle break. Our team is always striving to provide top-quality products that meet the needs of our customers. If you have any further feedback or questions, please do not hesitate to reach out to us. We appreciate your support and hope you continue to enjoy your Fortis RED 556 AR 15 Muzzle Brake.
Questions & Answers 3
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will this work with 6mm ARC?
Rex · Jun 11, 2026AT3 Support Team — No, a 6mm bullet is too large to safely pass through a 5.56 NATO (.223) muzzle brake.
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Does the red 5.56 muzzle brake work well with the Faxon .223 Wylde 16” pencil barrel
Ben · Mar 17, 2025 -
Will this work on LWRCI barrels?
Ted · Jan 21, 2025AT3 Support Team — Yes, the Fortis RED 556 AR-15 Muzzle Brake will work on LWRCI barrels, provided they have the standard 1/2 x 28 TPI threading.
Warranty & returns
90-day no-hassle returns
The AT3 Tactical store has a 90 day no-hassle return policy for products in good condition. You can view the full details of our return policy here.
If you encounter an issue or defect with a product after 90 days of your purchase, you can refer to the manufacturer for a warranty claim. Their policies are below.
