Ruger Radial Ported Muzzle Brake, AR-15 5.56/.223, Black Oxide Steel

The Ruger Radial Ported Muzzle Brake (brand part no. 90486) is a .223 Remington/5.56 NATO muzzle device built by Swan Manufacturing for Ruger AR-556 rifles and other 5.56/.223 AR-platform firearms with 1/2-28 muzzle threads. The radial port design vents propellant gas to reduce felt recoil and dampen muzzle movement, helping shooters stay on target through faster strings of fire. It installs with an 11/16-inch open-end or crescent wrench and torques to 15-20 ft-lbs; no crush washer is required for a proper install. Machined from steel with a black oxide finish and made in the USA, the brake measures 1.75 inches overall length with a 0.75-inch diameter.

Key Specifications

• It’s built for .223 Remington/5.56 NATO rifles.
• It threads onto a standard 1/2-28 muzzle.
• It’s a radial ported muzzle brake design that reduces felt recoil and muzzle movement.
• It’s machined from steel with a black oxide finish.
• Overall length measures 1.75 inches with a 0.75-inch diameter.
• It installs with an 11/16-inch wrench, torqued to 15-20 ft-lbs.
• It requires no crush washer for installation.
• It’s made in the USA by Swan Manufacturing.

Frequently Asked Questions

Do I need a crush washer to install this brake? No, no crush washer is required; it torques directly to 15-20 ft-lbs.

What caliber and thread size is this brake built for? .223 Remington/5.56 NATO rifles with standard 1/2-28 muzzle threads.

What rifles is this brake compatible with? Ruger AR-556 rifles and other 5.56/.223 AR-platform firearms with 1/2-28 threads.

Buy the Ruger Radial Ported Muzzle Brake

Tame recoil and muzzle rise with the Ruger Radial Ported Muzzle Brake. Shop more Ruger / Sturm, Ruger & Co. AR muzzle devices and get fast shipping from our Lubbock, Texas gun shop.