The YHM Phantom Flash Hider is designed for 5.56mm Cartridge. This five (5) port design has no downward facing port which helps eliminate dust problems when shooting in the prone position. This flash hider has smooth end cuts. It is threaded for 1/2"-28 and includes the crush washer.
|Series||5.56mm Smooth Endcuts|
|Thread Pattern||.5x28 tpi|
Determined at checkout.