MuzzLok 7.62X39MM 3-Port Muzzle Brake 5/8"-24 Threads Black - a precision muzzle brake chambered for 7.62X39 that redirects propellant gases to counter recoil and muzzle rise, keeping your sights on target for faster, flatter follow-up shots. Features: Reduces felt recoil and muzzle climb 3-Port design 5/8"-24 threads Verify thread pitch matches your barrel before installation