Tactical muzzle brake with thread pitch 1/2"x28 UNEF, suitable for cal. 223R/5.56 NATO carbine, such as AR15 and similar.
The TMB1, a very lightweight and compact device, is designed to increase the firearm controllability by reducing the annoying increase in sound pressure in the shooter's ears.
It is made in hardened steel with phosphated surface treatment as mil standard.
The dimension of the fire chambers are easy to clean with simply hand tools.