KAK Industry Retro Extended 6" 5.56 Flash Hider - 1/2x28

The KAK Industry Retro Extended 6" 5.56 Flash Hider - 1/2x28 features CNC-machined and heat-treated bar steel construction with a corrosion-resistant Phosphate finish for superior strength and lasting protection from wear in the field. Even better, this muzzle device features milled flats for easy installation. When pin-and-welded, this flash hider extends a 10.5" barrel to legal non-NFA lengths and comes with a .125" pre-drilled hole for easy pin-and-weld. This flash hider's design was inspired by the XM-177 Moderator and extends a 10.5" barrel to legal non-NFA length when it's pinned and welded. It does NOT include a crush washer. Overall length is 6.15". 1/2x28 threads.