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Questions & Answers
Does the gas block have a roll pin for the gas tube or will that need to be ordered separate? Manufacturer Answer

No, these do not include a roll pin for the gas tube. Generally, the roll pin necessary to attach the gas tube to the gas block will be included with the gas tube.

by Faxon Firearms, Manufacturer, January 6, 2021
What gas length tube is needed for the 10.5" barrol? Manufacturer Answer

The 10.5" barrel will require a Carbine length gas tube.

by Faxon Firearms, Manufacturer, January 6, 2021
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Faxon 10.5" barrel 1:8T with pinned gas block by Coach, Verified Owner, July 22, 2024
This is my 2nd faxon barrel purchase and i like the blend of quality and price. Time will tell on just how many rounds it can take but i have no complaints of accuracy of these barrels. I probably should have opted for the lighter gunner style but co...
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barrel review by Steve, February 24, 2021
I enjoy building ARs, parts are always fun to change and find new ones to experiment with, Faxon barrels have been a hoot and always right on, from lightweight barrels to heavy duty, these barrels stand the test I highly recommend them to anyone doi...
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Product Info for Faxon AR-15 5.56 NATO Threaded Barrel

If you're looking for a more robust mounting method for your gas block... look no further. Pinning your gas block, in addition to the use of set screws, gives the user the extra piece of mind that your gas block won't shift or loosen while firing. We took some of our most popular barrel models and took the biggest headache out of pinning your gas block by pre-notching the gas block journal and drilling corresponding holes in the included low profile gas block. Each Pinned Gas Block Barrel comes with the pin, as well as a gas block. Gas blocks are hand-tightened to the barrel for shipping. Faxon Firearms barrels are the pinnacle of value. Manufactured in-house, these barrels are fully stress relieved, air-gauge tested, and 11 degree target crowned to ensure superior accuracy. Quality is imbued into our barrels from the start. We start with the best materials, either certified 4150 Mil-Spec steel or 416-R Stainless. From there, each barrel goes through a battery of tests at each operation until finished in Nitride and final inspected. All barrels are individually checked for headspace by precision custom hardened gauges. image

WARNING: California`s Proposition 65

Specifications for Faxon AR-15 5.56 NATO Threaded Barrel:

Manufacturer: Faxon Firearms
Color: Black Nitride
Finish: Nitride
Fabric/Material: 4150 Steel
Caliber: 5.56x45mm NATO
Barrel Profile: Gov't/Socom
Gas Block Journal Size-Diameter: .750 in
Barrel Twist Rate: 1-8
Barrel Material: 4150 Chrome Moly Vanadium
Flutes: No
Gun Make: AR Platform
Gun Model: AR-15
Weight: 3 lb
Gas Block Journal Size-Length: 1.9 in
Gun Type: Rifle
Firearms Threads Per Inch: 1/2x28

Package Contents:

  • Faxon AR-15 5.56 NATO Threaded Barrel
  • Increased Accuracy - Exceptional accuracy from Helix 6 Precisions proprietary carbon wrap process Thermal Dissipation - Increased thermal cooling due to high carbon/low resin ration Lightweight - 50% lighter than a steel barrel of equal contour Harmonic Dampening - Unique carbon layup design dampens barrel harmonics for better accuracy Stainless 416R rifled cores - Proven to provide the most uniform bore for match grade accuracy Hand Lapped Bore - To reduce fowling and increase accuracy

Package Contents:

  • Faxon AR-15 5.56 NATO Threaded Barrel

Faxon AR-15 5.56 NATO Threaded Barrel Orderable Models

List of Orderable Models

  • Faxon Firearms 10.5in Gov't/Socom Profile AR15 Barrel, 556 Nato, Pinned Gas Block, 15A58P7NSQ , MPN: 15A58P7NSQ , UPC: 816341020023 , Code: 11I-ATB-AR15FFB-15A58P7NSQ
  • Faxon Firearms 16in Gov't/Socom Profile AR15 Barrel, 556 Nato, Pinned Gas Block, 15A58C10NSQ-APGB , MPN: 15A58C10NSQ-APGB , UPC: 816341025424 , Code: 11I-ATB-AR15FFB-15A58C10NSQ-APGB
  • Faxon AR-15 5.56 NATO Threaded Barrel, 16in, Gov't/Socom, Mid-Length, 1-8 Twist, 1/2-28, 4150 Nitride w/ Pinned Gas Block, 15A58M16NSQ-APGB , MPN: 15A58M16NSQ-APGB , UPC: 816341025448 , Code: 11I-ATB-AR15FFB-15A58M16NSQ-APGB
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