USED Ballistic Advantage Modern Series .308 AR Rifle Barrel 12.5in MSARB38. When you upgrade your firearm with these AR15 Barrels by Ballistic Advantage you can feel secure knowing your new barrel is QPQ corrosion resistant. The Ballistic Advantage QPQ Coated AR Rifle Barrel easily shoots sub-MOA ensuring pinpoint accuracy with each pull of the trigger. It's time to upgrade your weapon with the Ballistic Advantage Modern Series Tactical AR Rifle Barrel. A more accurate and corrosion resistant barrel is the key to victory in your next competition or could help bring home dinner on your next hunt. Specifications for Ballistic Advantage Modern Series .308 AR Rifle Barrel: Manufacturer: Ballistic Advantage Color: Black Finish: QPQ Corrosion Resistant Fabric/Material: 4150 Chrome Moly Vanadium Caliber: .308 Winchester Gas Block Journal Size-Diameter: .750 in Barrel Twist Rate: 1-10 Barrel Material: 4150 Chrome Moly Vanadium Gun Make: AR Platform Gun Model: M5 AR-10 Weight: 38 oz Firearms Threads Per Inch: 5/8x24 Projectile Caliber: .308 Caliber Country of Origin: USA Features of Ballistic Advantage Modern Series .308 AR Rifle Barrel: 4150 Chrome Moly Vanadium QPQ Corrosion Resistant Finish Package Contents: Ballistic Advantage Modern Series .308 AR Rifle Barrel What firearm models does the manufacturer say Ballistic Advantage Modern Series .308 AR Rifle Barrel is compatible with? The manufacturer says that Ballistic Advantage Modern Series .308 AR Rifle Barrel is compatible with AR-10 M5Ballistic Advantage BABL308008M: Car Tac Gov Modern Series .308 AR Barrel Black 12.5 in