The KAK Industries A2 Birdcage flash hider is the old standard by which
modern muzzle devices are measured. Combining excellent flash
suppression and muzzle climb reduction with a minimal dust signature and
blast, the A2 is easily one of the best muzzle devices available on the
This 9mm caliber birdcage is threaded for 1/2x36 barrels.
CRUSH WASHER NOT INCLUDED