Faxon Firearms Match Series Barrel Features The Faxon Firearms Match Series barrel starts with 416-R stainless steel and 5R button rifling a hybrid rifling style with lands opposite grooves and reduced sharp angles that minimizes jacket deformation for improved velocity and accuracy in .308 Win. After rigorous testing each barrel is Nitride treated inside and out locking in the bore extending barrel life and keeping the elements at bay. The 20 length and 1:10 twist rate suit a wide range of .308 Win bullet weights for both target and hunting applications. A rifle-length gas system with a 1.1 journal and a 0.750 gas block diameter keeps the AR10 platform cycling reliably. The spiral fluted profile trims weight from the barrel without sacrificing rigidity making the rifle easier to carry and maneuver in the field or at a match. Threaded 5/8x24 the barrel is ready to accept a suppressor or muzzle device and the DPMS LR-308 compatible extension is nickel Teflon coated for smooth reliable function. Every barrel is magnetic particle inspected for internal flaws before it ships and a recessed target crown protects the muzzle from dings and dents that can affect accuracy. The Faxon Firearms Match Series barrel is available for sale at GrabAGun for precision rifle shooters looking to upgrade their AR10 s accuracy and durability. Faxon Firearms Match Series Barrel Specifications Manufacturer: Faxon Firearms Model: Match Series Barrel Type: Rifle Barrel Caliber: .308 Win Compatible Hosts: AR10 Barrel Length: 20 Barrel Finish: Black Nitride Barrel Material: 416-R Stainless Steel Barrel Description: Spiral Fluted Threaded Twist: 1:10 Grooves: 5 Thread Pattern: 5/8x24 Diameter: .750 Weight: 2.4 lbs Available At: GrabAGun