Our Birdcage Muzzle Brake/Flash Hider with 6 slots and solid bottom is designed in the standard A2 style with 5/8′”x24 thread pitch. It’s constructed of solid 4150 steel.
Solid 4150 steel construction
Birdcage with 6 slots
5/8″x24 thread pitch
Includes: crush washer (not cerakoted)