Faxon Firearms 20in Heavy Fluted 6.5 Creedmoor Rifle-Length 416-R Stainless Steel QPQ Barrel Black Nitride 10BC8R-5R-NP3. To ensure premium performance these AR15 Barrels by Faxon Firearms are 5R Button Rifled meaning that they have reduced sharp angles which mitigates jacket deformation which then increases velocity while making the device easier to clean. The extension on this Faxon Firearms 20in Match Grade Barrel is Nickel Teflon coated which helps it greatly reduce friction provides corrosion resistance and even tightens up the fit between the extension and receiver which will assist with your shot accuracy. For even further protection these barrels are Nitride treated inside and out to increase their lifetime and resist harsh elements they may come in contact with. This time go for the premium rifle part and install this Faxon Firearms 20in 416-R Barrel on your favorite firearm. Specifications for Faxon Firearms 20in Heavy Fluted 6.5 Creedmoor Rifle-Length: Manufacturer: Faxon Firearms Color: Black Nitride Finish: Nitride Fabric/Material: 416R Stainless Steel Caliber: 6.5mm Creedmoor Barrel Length: 20 in Barrel Profile: Heavy Fluted Gas System Length: Rifle Length Gas Block Journal Size-Diameter: .750 in Threads per Inch: 5/8x24 Barrel Twist Rate: 1-8 Barrel Material: 416R Stainless Steel Flutes: Yes Gun Make: AR Platform Gun Model: AR-10 Weight: 2.6 lb Gas Block Journal Size-Length: 1.1 in Gun Type: Rifle Features of Faxon Firearms 20in Heavy Fluted Barrel: Lands opposite grooves and reduced sharp angles that reduces jacket deformation increasing velocity and easy cleaning Nitride treated inside and out locking in the bore improving barrel life and keeping the elements at bay Extension coated in Nickel Teflon which maintains incredible dry lubricity corrosion resistance and tightens up fit between the extension and receiver Package Contents: Faxon Firearms 20in Heavy Fluted 6.5 Creedmoor Rifle-Length 416-R Stainless Steel QPQ Barrel What firearm models does the manufacturer say Faxon Firearms 20in Heavy Fluted 6.5 Creedmoor Rifle-Length is compatible with? The manufacturer says that Faxon Firearms 20in Heavy Fluted 6.5 Creedmoor Rifle-Length is compatible with AR-10Faxon Firearms 10BC8R-5R-NP3: 20in Heavy Fluted 6.5 Creedmoor Rifle-Length 416-R Stainless Steel QPQ Barrel Black Nitride