Faxon Firearms presents the 8.6BLK 12" Big Gunner, a testament to precision engineering and superior craftsmanship. This barrel is machined from 4150 CMV steel, stress-relieved, air-gauge tested, and finished with a Salt Bath Nitride for durability and performance. Ideal for AR-10 builds, it features a 1:3 twist rate, M18x1.5 muzzle thread, and a pistol-length gas system, making it perfect for range time and hunting. Faxon Firearms is renowned for innovation and quality in firearm components.

Key Features:

• Manufacturer: Faxon Firearms
• Model: Big Gunner
• Caliber: 8.6 Blackout
• Barrel Length: 12"
• Finish Color: Nitride
• Barrel Gas System: Pistol
• Muzzle Thread: M18x1.5
• Barrel Material: 4150 CMV
• Rifling: Button
• Barrel Twist: 1:3
• Inside Finish: Salt Bath Nitride
• Outside Finish: Salt Bath Nitride
• Magnetic Particle Inspected: Yes
• 11-degree Target Crown: Yes