Faxon Duty Series 10.5 inch 9mm AR barrel, light tapered blowback design

FAXON DUTY SERIES LIGHT TAPERED 10.5" 9MM BLOWBACK AR15 BARREL

Faxon
SKU:
15A910N10NLQ
|
UPC:
816341020795
Availability:
Usually Ships Within 2 Business Days
$135.00
(4 reviews)
Current Stock:
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Description

Faxon Duty Series — 10.5" Light Tapered 9mm AR Barrel (Blowback)

4150 CMV Steel • Light Tapered Profile • 1:10 Twist • Nitride Finish • 1/2x28 Threads • Glock & Colt Compatible

The Faxon Duty Series 10.5" 9mm AR Barrel is designed for superior performance in pistol caliber carbines (PCCs) and AR9 builds. Featuring Faxon’s Light Tapered Profile, this barrel offers excellent balance and reduced front-end weight for fast target transitions.

Precision machined from 4150 CMV steel and Nitride treated inside and out, it delivers exceptional corrosion resistance and long-lasting accuracy. The barrel is fully compatible with both Glock and Colt feed ramps, ensuring reliable feeding across a wide range of AR9 platforms.

Key Benefits

  • Optimized for AR9 Builds: Engineered for blowback operation with flawless cycling.
  • Light Tapered Profile: Improves handling and reduces fatigue for longer shooting sessions.
  • 4150 CMV Steel: Strong, heat-resistant, and trusted for high round counts.
  • Nitride Finish: Protects against wear and corrosion, simplifying maintenance.
  • Glock & Colt Compatibility: Works with both common AR9 feed ramp styles.
  • Precision QC: Fully stress relieved, air-gauge tested, and headspace verified for accuracy.

Specifications

Caliber / Chamber
9mm SAAMI
Length
10.5"
Twist Rate
1:10 Right-Hand Twist
Profile
Light Tapered (Pistol Caliber)
Operating System
Blowback
Material
4150 CMV Steel
Rifling Method
Button Rifled
Finish
Salt Bath Nitride (Inside & Out)
Muzzle Threads
1/2x28 TPI
Gas Block / Port
N/A (Blowback System)
Barrel Extension
Glock & Colt Compatible Feed Ramps
Weight
1.03 lbs
Crown
11° Target Crown

Frequently Asked Questions

Will this barrel work with Glock or Colt AR9 setups?
Yes. It is designed for compatibility with both Glock- and Colt-style AR9 platforms.
Do I need a gas system with this barrel?
No. This barrel operates on a simple blowback system and does not require a gas block or tube.
What muzzle devices fit this barrel?
It accepts any 9mm-compatible muzzle device threaded 1/2x28 TPI.

Overview: 10.5" Duty Series Light Tapered 9mm AR Barrel

The Faxon Duty Series 10.5" Light Tapered 9mm barrel is the perfect upgrade for your AR9 or PCC build. Built from 4150 CMV steel and Nitride treated inside and out, this barrel is engineered for precision, durability, and flawless blowback operation.

Its light tapered profile and Glock & Colt compatibility ensure outstanding performance and versatility for tactical, range, or competition shooting.

Additional Information
Barrel Material:
4150 CMV
Barrel Type:
Button Rifled
Caliber:
9mm
Barrel Length:
10.5"
Barrel Twist:
1:10
Barrel Profile:
Pistol Caliber Taper
Barrel Gas System:
N/A - Blowback
Inside Finish:
Salt Bath Nitride
Outside Finish:
QPQ Nitride
Muzzle Thread:
1/2x28
Gas Block Diameter:
N/A
Gas Block Journal Length:
N/A
Barrel Extension:
Colt & Glock Compatible Feed Ramps
Weight:
1.03 lbs
Crown Type:
Recessed 11-degree Target Crown
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Reviews

  • 5
    PCC barrel

    Posted by Devin on Feb 10th 2023

    Put this in my PCC build, runs great

  • 2
    Ammo sensitive

    Posted by Anthony on Dec 6th 2021

    Got the faxon 9mm bolt and the 10.5 barrel. The gun won’t feed a couple of different hollow points and aluminum cases rounds I tried to run in it. I used the aero epc upper and lower. Ran brass ball ammo with out issue.

  • 5
    10.5 9mm barrel, exelent!!!

    Posted by A. Macari on Jun 23rd 2020

    Amazing fit and finish, very ligth and acurate, I need de 8,5"

  • 5
    10.5" Taper, 9mm Pistol Caliber Carbine, Blowback, 4150 QPQ

    Posted by Frank Tucker on Sep 21st 2017

    Excellent quality and accurate. My seconf purchase from them and not disapointed.