Securely fits 14mm Counter Clockwise threaded barrels Tough Full Metal Construction holds up well against the elements and field use Smart Mate Black Finish gives a menacing look to your airsoft rifle system 5-inch flash hider is more than double the size of your standard birdcage style hiderSpecifications: Material MetalThreading 14mm CCWCompatibility Most AEGs with 14mm CCW BarrelColor BLACK 1X Flash Hider