FightLite MCR 5.56x45mm NATO Threaded Rifle Barrel Mid Length 16.25in 1-7 1/2x28 Manganese Phosphate w/ Carry Handle Black

FightLite MCR 5.56x45mm NATO Threaded Rifle Barrel Mid Length 16.25in 1-7 1/2x28 Manganese Phosphate w/ Carry Handle Black. Includes barrel extension with fixed headspace gas block assembly 4 position regulator piston flash hider and dovetail cover. Specifications for FightLite MCR 5.56x45mm NATO Threaded Rifle Barrel: Manufacturer: FightLite Color: Black Finish: Manganese Phosphate Caliber: 5.56x45mm NATO Barrel Profile: Heavy Gas System Length: Mid Length Firearms Threads Per Inch: 1/2x28 Barrel Twist Rate: 1-7 Gun Make: FightLite Gun Model: FightLite MCR Gun Type: Rifle Package Contents: FightLite MCR 5.56x45mm NATO Threaded Rifle Barrel What firearm models does the manufacturer say FightLite MCR 5.56x45mm NATO Threaded Rifle Barrel is compatible with? The manufacturer suggests that FightLite MCR 5.56x45mm NATO Threaded Rifle Barrel is compatible with FightLite MCRFightLite BBL002C: MCR 5.56x45mm NATO Threaded Rifle Barrel Mid Length 16.25in 1-7 1/2x28 Manganese Phosphate w/ Carry Handle Black