Bird cage style muzzle brake is made of all steel construction with a heat treated, erosion resistant Black oxide finish. It comes with a 5/8"x24 thread pitch. Reduces recoil and barrel whip.  The muzzle hole is sized for .30 cal

 

 

***Disclaimer: While certain muzzle devices, per se, are not controlled by the NFA, their use can be controlled and or regulated by state laws or local ordinances. Their use can be regulated for hunting purposes, by state wildlife agencies . It is the end users responsibility to follow all local laws, regulations, and ordinances concerning ownership and use of certain muzzle devices.