GrovTec .223/5.56 Crush Washer
Designed To Be Installed To Secure Muzzle Devices
1/2 X 28 Thread Pitch For .223 Caliber
High Quality Steel Construction
Premium Black Nitride Finish
Ghost Firearms AXE Muzzle Brake SS .308
AXE Muzzle Brake
Stainless Steel 303
5/8 by 24 thread pattern (.300 Blackout/.308)
Made in the USA
Manufactured by Ghost Firearms