Jacob Grey Firearms Complete Upper Assembly AR-10 .308 Winchester 12.5in 1-10 Twist 5/8x24 Thread Carbon Fiber Black

Jacob Grey Firearms Complete Upper Assembly AR-10 .308 Winchester 12.5in 1-10 Twist 5/8x24 Thread Carbon Fiber Black. Not only have we designed an upper receiver that is aggressive in styling but also weighs less than standard AR-10 Upper Receivers. Excess material was removed from every spot possible without sacrificing the structural integrity of the receiver. Whats left is one of the most stylish well balanced upper receivers on the market today. The matching machined billet aluminum dust cover is a precise fit to the upper receiver. The low profile .750 adjustable gas block allows the 'Warthog' Upper Receiver to perform flawlessly and accurately each time. With the assembled upper receiver weighing in at just 5lbs complete (bcg ambi-charging handle and billet dust cover included) with the addition of a 12.5 1/10 twist .308 CMV Barrel Jacob Grey Firearms has finally done what has been asked for years from AR-10 manufacturers. A pistol length .308 caliber AR-10 upper receiver with the agility and weight reduction to add to your AR-10 lower receiver without compromising any of the features and performance expected from your firearm. All NFA/ATF Rules Apply You may use this assembled upper receiver with a lower receiver that is a Registered SBR Machine Gun or Pistol. Possession of this upper receiver along with a non-NFA lower receiver is prohibited except when installed on a Pistol configuration firearm. DISCLAIMER: Firearm specifications are subject to change at any time based on availability and supply chain shortage. COMPATIBILITY: JG10 LOWER RECEIVER ONLY Specifications for Jacob Grey Firearms .308 Winchester Complete Upper Assembly: Manufacturer: Jacob Grey Firearms Cartridge: .308 Winchester Overall Length: 23.75 in Barrel Length: 12.5 in Barrel Profile: Government Gas System Length: Carbine Length Barrel Twist Rate: 1-10 Threads per Inch: 5/8x24 Handguard Type: Free-Float Muzzle Device: Brake Finish: Carbon Fiber Color: Black Fabric/Material: Carbon Gas Block Journal Size-Diameter: .075 in Handguard Length: 12.5 in Handguard Style: Round Rail Gun Rail: M-LOK Gun Type: Rifle Gun Make: AR Platform Gun Model: AR-10 Weight: 5 lb Barrel Material: Chrome Moly Gas Block Journal Size-Length: 1.9 in Bolt Carrier Group Included: MIL-SPEC Magazine Included: No Charging Handle Included: MIL-SPEC Package Contents: Jacob Grey Firearms .308 Winchester Complete Upper Assembly Jacob Grey Firearms 308CUA125CF: Complete Upper Assembly AR-10 .308 Winchester 12.5in 1-10 Twist 5/8x24 Thread Carbon Fiber Black