MPN: 15A58C10NSQ / 15A58M14NSQ / 15A58M16NSQ / 15A58R18NSQ


  • Magnetic particle Inspection (MPI), air-gauge tested, and fully stress relieved
  • All Faxon 5.56 NATO barrels are individually checked for headspace
  • Nitride treated inside and out
  • 11-degree target crown to ensure superior accuracy
  • QPQ Nitride corrosion resistant finish

*A barrel that is shorter than 16" is only for use on a pistol configuration firearm or a NFA registered Short-Barreled Rifle (SBR). All NFA laws apply!


  • Caliber: 5.56 NATO / .223 Rem
  • Gas Seat: 0.750"
  • Twist Rate: 1:8 Twist
  • Material: 4150 CMV Steel
  • M4 Feed Ramps: Yes
  • Muzzle Thread Pattern: 1/2"-28 TPI
  • Bore Finish: QPQ Nitride
  • Outside Finish: QPQ Nitride
  • Gas Placement:
    • 10.5-Inch: Carbine-Length
    • 14.5-Inch: Mid-Length
    • 16-Inch: Mid-Length
    • 18-Inch: Rifle-Length
  • Weight:
    • 10.5-Inch: 1 lb 1.6 oz.
    • 14.5-Inch: 1 lb 4.6 oz.
    • 16-Inch: 1 lb 5.9 oz.
    • 18-Inch: 1 lb 13 oz.


  • AR-15 upper receivers


Faxon Firearms offers their 5.56 NATO Government Profile Barrel in 10.5, 14.5, 16, and 18-inch AR barrel lengths so you can choose the ideal barrel for your next build. If you’re a fan of the stolid performance of the Government Profile Barrel you’ll love the treatment Faxon has given theirs.

In-House Control Produces Superior Quality

If you want a government profile barrel that’s anything but standard issue, make your next selection from the quality line of Faxon Barrels available from Wing Tactical. Faxon designs and manufactures all of their barrels in-house. That gives the team at Faxon total control and oversight every step of the way. What that means to you is that when you choose Faxon barrels you’re getting an amazing value on the most carefully produced line of small arms barrels the market has to offer.

Every Faxon barrel is held to superior quality standards. Choose from 10.5, 14.5, 16-inch or even 18-inch AR barrels, each and every one features quality manufacturing processes like button rifling, and QPQ nitride finishing. When you use Faxon barrels in your builds you’ll get an easy to clean weapon system that will produce impressive results down range for years of service.

American Quality and Value

Faxon Firearms is American made, start to finish. All of Faxon's barrel material is U.S. sourced. Every step of the way Faxon uses the strength and know-how of American workmen to produce superior products for you and the rest of the American small arms market.

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