Faxon Firearms Match Series AR-15 .338 ARC Threated AR Barrel 16in Gunner Profile Pistol Length 1-8 Twist Black 15B338A8P16NGQ-5R-NP3. 338 ARC AR Barrel 416R Stainless 1:8 Twist Gunner Profile Black Nitride 5/8x24 Threads Pistol-Length Gas The Faxon...