Ruger’s .223 Rem/5.56 NATO Radial Port Muzzle Brake muzzle brake’s design reduces felt recoil and muzzle movement. Installs with a 11/16″ open end wrench or crescent wrench. Torque the brake to 15-20 ft-lbs, no crush washers are required. *This brake is compatible with AR-556 rifles and other .223 Rem/5.56 NATO caliber firearms with 1/2″-28 muzzle threads. Made in the USA by Swan Manufacturing.
Specifications
- Brand: Ruger
- Manufacturer Part #: 90486
- UPC: 736676904860
- Caliber: .223 Rem/5.56 Nato
- Rounds per Box: 1
- Length: 6
- Thread Pitch: 1/2″x28
- Type: Accessory-Muzzle Brakes







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