5.56 .223 1/2X28 Barrel Extension Comp Muzzle Brake Solid Aluminum Tube +Washer

Aluminum Linear 1/2X28 TPI Barrel Extender Extension Tube. Extends The Barrel Length 6.25". Steel Crush Washer Included. One Solid Piece Of Aluminum CANNOT Be Taken Apart Or Disassembled . Weight: 11.2 OZ.