PRE-ORDER: Currently our muzzle devices and HUB adapter are being sold on pre-order status. We have sold out of our first production run of these parts, but our machines are scheduled to make more over the next 3 weeks.  We will ship your orders on a first come first served basis.We promise it'll be worth the wait!ABOUT:The HAVOC Flash Hider by Siege Suppressors, is a 4 prong design and is compatible with Q Plan B mounts. Siege OMNIHEX allows for use of a 3/4" wrench or a 7/8" wrench, and is meant for installation on a barrel with a standard 90 degree shoulder.SPECS:Caliber: 5.56mm (.280 Bore, NOT 9mm)Thread Pitch: 1/2x28Finish: Nitride FinishWeight: 

PRE-ORDER: Currently our muzzle devices and HUB adapter are being sold on pre-order status. We have sold out of our first production run of these parts, but our machines are scheduled to make more over the next 3 weeks.  We will ship your orders on a first come first served basis.We promise it'll be worth the wait!ABOUT:The HAVOC Flash Hider by Siege Suppressors, is a 4 prong design and is compatible with Q Plan B mounts.Siege OMNIHEX allows for use of a 3/4" wrench or a 7/8" wrench, and is meant for installation on a barrel with a standard 90 degree shoulder.SPECS:Caliber: 7.62mm (.340 bore)Thread Pitch: 5/8x24Finish: NitrideWeight: