AR-10 8.6 BLACKOUT 12" BIG GUNNER UPPER RECEIVER ASSEMBLY / MuzzLok

AR-10 8.6 BLACKOUT 12" BIG GUNNER UPPER RECEIVER ASSEMBLY / MuzzLok

The AR-10 8.6 BLACKOUT 12 BIG GUNNER UPPER RECEIVER ASSEMBLY is a top-tier firearm accessory developed for hardcore enthusiasts, competitive shooters, and hunters alike. With 8.6 Blackout MuzzLok, it's specifically tailored for an excellent shooting experience. The barrel of the assembly is based on the well-respected Faxon Firearms 8.6 Blackout barrel design. All of the 8.6 Blk barrels come with standard 308 DPMS Gen 1 Barrel extensions, which allow the barrels to be adapted for a 308 DPMS style lower setup. This upper assembly is compatible with standard 308 BCG (Bolt Carrier Group) and CH (Charging Handle). This means that it is straightforward to use this assembly in most standard AR-10/LR-10 rifle configurations, giving the user more flexibility. To ensure the highest possible quality, this assembly has been rigorously tested with Gorilla ammo for 8-12.5 barrels. This is a hotter round, designed to provide an optimized performance. The AR-10 8.6 BLACKOUT 12 BIG GUNNER UPPER RECEIVER ASSEMBLY / MuzzLok is a high-performance component that's been created with the shooting enthusiast in mind. Its design and testing ensure that it will deliver outstanding results, time and time again.

Upper Receiver Assembly Features:

8.6 Blackout 12" Big Gunner Barrel - 

• Barrel Material: 4150 CMV
• Rifling: Button
• Barrel Caliber: 8.6 BLK
• Barrel Twist: 1:3
• Barrel Length: 12"
• Barrel Profile: Big Gunner
• Barrel Gas System: Pistol
• Inside Finish: Nitride
• Outside Finish: Nitride
• Muzzle Thread: M18x1.5
• Gas Block Diameter: .875
• Barrel Extension: Standard DPMS Gen 1 .308 Extension, Black Oxide
• Weight: 2.0 lbs
• Magnetic Particle Inspected
• 11° Target Crown

A3 308 flat top upper receiver - made from solid billet 6000 series aluminum. Black hardcoat anodized. Forward assist and dust cover installed. 

Gas system - .875 low profile gas block made from steel and black hardcoat anodized. Pistol length stainless steel gas tube.

Handguard - 12" mlok free float .308 rail system, hardcoat anodized aluminum. Rails could vary in design, based on stock availability. The same excellent quality. 

Muzzle Brake: Faxon 8.6 Blackout Muzzlok 3 Port Muzzle Brake - Steel, QPQ ntride M18x1.5

This upper is DPMS compatible. Images may not be an exact representation of the product. Does not come with BCG and/or Charging Handle.  Maybe purchased separately.