Faxon Duty Series 8.5 inch 9mm AR barrel, light tapered blowback design

FAXON DUTY SERIES LIGHT TAPERED 8.5" 9MM BLOWBACK AR15 BARREL

Faxon
SKU:
15A910N8NLQ
|
UPC:
816341020788
Availability:
Usually ships in 1-2 business days
$125.00
(11 reviews)
Current Stock:
Description

Faxon Duty Series — 8.5" 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 8.5" 9mm AR Barrel is engineered for precision and reliability in pistol caliber carbines (PCCs) and AR9 builds. Featuring Faxon’s Light Tapered Profile, this barrel delivers a perfect balance of durability, weight, and performance for fast-handling 9mm platforms.

Crafted from 4150 CMV steel and Nitride treated inside and out, it resists fouling and corrosion while maintaining accuracy over high round counts. Compatible with both Glock and Colt feed ramps, it offers broad compatibility across AR9 receiver styles.

Key Benefits

  • Optimized for AR9 Builds: Designed for blowback operation in pistol caliber carbines.
  • Light Tapered Profile: Reduces forward weight for faster transitions and better handling.
  • 4150 CMV Steel: Military-grade durability and heat tolerance.
  • Nitride Finish: Corrosion resistant inside and out for easy maintenance.
  • Precision QC: Fully stress relieved, air-gauge tested, and headspace verified.
  • Glock & Colt Compatible: Works with a wide range of PCC components and bolts.

Specifications

Caliber / Chamber
9mm SAAMI
Length
8.5"
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
0.81 lbs
Crown
11° Target Crown

Frequently Asked Questions

Is this barrel compatible with Glock-style and Colt-style AR9s?
Yes. The feed ramps are designed to function with both Glock and Colt pattern AR9 bolts and receivers.
Does this barrel require a gas block or gas system?
No. This barrel uses a simple blowback design and does not require a gas block or tube.
What muzzle devices fit this barrel?
Any 9mm-compatible muzzle device threaded 1/2x28 TPI will fit this barrel.

Overview: 8.5" Duty Series Light Tapered 9mm AR Barrel

The Faxon Duty Series 8.5" Light Tapered 9mm barrel delivers exceptional balance and reliability for AR9 and PCC platforms. Constructed from 4150 CMV steel with a Salt Bath Nitride finish, this blowback barrel is built for accuracy and endurance.

Featuring a light tapered profile for weight reduction and Glock & Colt compatibility, this Faxon 9mm barrel ensures flawless function for competitive shooting, range use, or personal defense builds.

Additional Information
Barrel Material:
4150 CMV
Barrel Type:
Button Rifled
Caliber:
9mm
Barrel Length:
8.5"
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:
.81 lbs
Crown Type:
Recessed 11-degree Target Crown
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Reviews

  • 5
    Top notch quality

    Posted by Unknown on Jul 14th 2016

    Would recommend to a friend

  • 5
    Awesome!

    Posted by Jonathan Daniels on Jul 8th 2016

    Shipping was fast, and the quality of the barrel is amazing! I definitely can't wait to use this barrel at the range!