The Q, LLC. Rear End 5/8"x24 90-Degree Shoulder Quickie Fast-Attach Muzzle Brake is a robust and reliable accessory designed to enhance the performance of your firearm. Featuring a 90-degree shoulder, this muzzle brake is compatible with Q's THUNDER CHICKEN and trash PANDA silencers. Made from high-quality materials, it includes wrench flats for easy installation and removal. The 5/8"x24 threading ensures a secure fit, making it an excellent choice for shooters seeking improved recoil management and muzzle control.