YHM 5C2 Compensator/Flash Hider 9MM 1/2-36 TPI
Five port design has no downward facing port which helps eliminate dust problems when shooting in the prone position. Aggressive front end can be used in hand-to-hand situations. For use with 1/2-36 threaded barrels only. Includes crush washer.
Will also work with 6.8SPC, 7.62×39, and any other 1/2×36 threaded barrels.