MPN: BRK4047

Features:

• Single 90-degree port reduce recoil and muzzle rise and keep your rifle footprint short
• Allows the shooter to stay on target and take follow-up shots quickly
• Outside 13/16x16 thread compatible with Breek Arms CASTLE BLAST SHIELD C-Style Concussion Device
• Comes with a crush washer

Specifications:

• Caliber: 5.56 NATO / .223 Rem.
• Material: 4140 Prehard Steel
• Finish: Black Nitride
• Outer Diameter:
• Body: 0.75"
• Muzzle End: 0.91"
• Bore Diameter: 0.24"
• Weight: 2.2 oz.
• Length: 1.63"
• Thread: 1/2"-28 TPI

Compatibility:

• .223/5.56 barrel with 1/2"-28 thread pitch
• Compatible with Breek Arms CASTLE BLAST SHIELD C-Style Concussion Device

*Not rated for barrels less than 10.5-inch.

Includes:

• 1x Breek Arms 2BO-S Short .223/5.56 Muzzle Brake with Outside Thread
• 1x Crush Washer

Details:

If you’re looking to keep your .223/5.56 rifle steady without adding unnecessary weight, the Breek Arms 2BO-S Short .223/5.56 Muzzle Brake is exactly what you need. Designed to handle the kick from rapid shots, this single-port brake cuts down recoil and muzzle rise, letting you stay on target when every second counts. Whether it’s for tactical training or fast-paced competition, it’s a reliable partner that won’t weigh you down.

Lightweight but Built to Last

Don’t let its small size fool you—this muzzle brake is built tough. Made from durable 4140 steel with a black nitride finish, it’s designed to handle rough conditions and high round counts. Weighs only 2.2 ounces; it’s one of the lightest ways to add serious recoil control to your AR without impacting its balance. You get all the stability you need, minus the bulk.

Adaptable for Any Setup

What’s also great about the 2BO-S is its versatility. With external threading, you can attach accessories like a blast shield, giving you the freedom to tailor your rifle to fit the environment or your own shooting style. It’s quick, convenient, and lets you keep your options open.

The Breek Arms 2BO-S isn’t just about controlling recoil—it’s about enhancing every shot you take. If you’re serious about hitting your mark while staying agile, this brake is a no-brainer addition to your .223/5.56 setup.