Description

Introducing Faxon’s first offering in the big bore AR15 market! Available in 458 Socom or 450 Bushmaster, Faxon Big Bore barrels are manufactured from certified 4150 mil-spec bar stock steel. The Faxon Big Bore barrels are magnetic particle inspected (MPI) and nitride coated for added durability and longevity.

• Barrel Material: 4150 CMV
• Barrel Type: Button Rifled
• Barrel Caliber: 458 Socom
• Barrel Twist: 1:14
• Barrel Length: 16”
• Barrel Profile:  Gunner Big Bore
• Barrel Gas System: Carbine
• Inside Finish: Salt Bath Nitride
• Outside Finish: Salt Bath Nitride
• Muzzle Thread: 11/16×24 TPI
• Gas Block Diameter: .875″
• Gas Block Journal Length: 1.1″
• Barrel Extension: Big Bore barrel extension
• Weight:  1.72  lbs
• Magnetic Particle Inspected!
• Polished 11-degree Target Crown