Rosco OPMOD Bloodline 5.56mm Nato 13.9in Threaded Barrel Government 1-7 Twist Rate 1/2x28 TPI Black Nitride

Rosco OPMOD Bloodline 5.56mm Nato 13.9in Threaded Barrel Government 1-7 Twist Rate 1/2x28 TPI Black Nitride. 9in M4 5.56 NATO Mid-Length barrel was designed around the USASOC specs for an Improved Upper Receiver Group with a little bit of the Rosco touch as well. The longer gas system allows for a smoother gas curve which leads to managed dwell times. This combo creates a great balance of speed and performance. ALL NFA RULES APPLY Their Rosco 5.56 (NATO) barrels are designed to meet the modern day carbine shooters requirements. They are a long way from their daddys Sporter AR and those specs just wont cut it anymore. From properly managed dwell times for SBRs to running Suppressed or setting up a balanced patrol carbine they have incorporated your needs into their engineering. They have successfully accomplished this by picking the right twist rates gas port diameters and barrel materials according to the barrel they are making (not a lazy blanket method). They have also balanced input from their consumers and military end users in order to bring you the product you need not just the one they want to sell you. Specifications for Rosco OPMOD Bloodline 5.56mm Nato 13.9in Threaded Barrel: Manufacturer: OPMOD Color: Black Finish: Nitride Fabric/Material: 4150 CMV Caliber: 5.56x45mm NATO Barrel Length: 13.9 in Barrel Profile: M4 Gas System Length: Mid Length Gas Block Journal Size-Diameter: .750 in Threads per Inch: 1/2x28 Barrel Twist Rate: 1-7 Gun Make: AR Platform Gun Model: AR-15 Weight: 26.34 oz Condition: New Gun Type: Rifle Package Contents: Rosco OPMOD Bloodline 5.56mm Nato 13.9in Threaded Barrel What firearm models does the manufacturer say Rosco OPMOD Bloodline 5.56mm Nato 13.9in Threaded Barrel is compatible with? The manufacturer says that Rosco OPMOD Bloodline 5.56mm Nato 13.9in Threaded Barrel is compatible with AR-15OPMOD BL-1395-GVT-556-7-M: Rosco OPMOD Bloodline 5.56mm Nato 13.9in Threaded Barrel Government 1-7 Twist Rate 1/2x28 TPI Black Nitride