Faxon Firearms 10.5″ Gunner Big Bore, 458 Socom

Faxon Firearms 10.5″ Gunner Big Bore, 458 Socom

$249.00

Out of stock

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 Steel
  • Barrel Type: Button Rifled
  • Barrel Caliber: 458 Socom
  • Barrel Twist: 1:14
  • Barrel Length: 10.5″
  • Barrel Profile: Gunner Big Bore
  • Barrel Gas System: Pistol
  • Inside Finish: Nitride
  • Outside Finish: Nitride
  • Muzzle Thread: 11/16×24 TPI
  • Gas Block Diameter: .875
  • Gas Block Journal Length: 1.1″
  • Weight:
  • Magnetic Particle Inspected!
  • 11-degree Target Crown