Faxon Firearms 5.56 4150 M4 16″

Faxon Firearms 5.56 4150 M4

• Barrel Material: 4150 CMV Steel
• Barrel Type: Button Rifled
• Barrel Caliber: 5.56 NATO
• Barrel Twist: 1:8
• Barrel Profile: M4
• Inside Finish: QPQ Nitride
• Outside Finish: QPQ Nitride
• Muzzle Thread: 1/2-28 TPI (Threads Per Inch)
• Gas Block Diameter: .750″
• Gas Block Journal Length: 1.9″
• Barrel Extension: M4
• Magnetic Particle Inspected!
• 11-degree Target Crown