• 11-Degree target crown for accuracy and surability
  • Integrated feed ramp
  • Works with both Colt and Glock style AR9 rifles or pistols
  • All barrels are manufactured under ISO:9001 & AS:9100 quality certifications
  • Muzzle device ready - 1/2-36 TPI
  • Precision and accurate 9mm AR barrel
  • Works with any mil-spec AR15 upper receivers

*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: 9mm Luger
  • Length: 4.5", 8.5", 10.5", and 16.25"
  • Twist Rate: 1:10 Twist
  • Material: 4150 CMV Steel
  • Barrel Profile: Light
  • Muzzle Thread Pattern: 1/2"-36
  • Inside Finish: Black QPQ Salt Bath Nitride
  • Outside Finish: Black QPQ Salt Bath Nitride
  • Weight:
    • 4.5": 9.52 oz.
    • 8.5": 13.76 oz.
    • 10.5": 15.88 oz.
    • 16.25": 1 lb. 7.2 oz.


  • AR-15 upper receivers


The Kaw Valley 9mm barrel is available in four lengths and designed to work with Colt or Glock style AR-9 builds as well as Mil-Spec AR15 uppers. The 9mm AR barrel has an integrated feed ramp designed for consistent ammo feed, a 1:10 rifling twist, and is cut from CMV steel for long life and is available in four lengths.

Enhanced Performance

The Kaw Valley Precision 9mm barrel has an 11-degree target crown designed to give you the best possible accuracy and durability. The barrel’s integrated feed ramp provides you with consistently smooth ammo cycling, and the 1:10 rifling twist is designed to effectively stabilize the 9mm Luger round for consistent short- and long-range accuracy.

Quality Construction

The 9mm AR barrel comes in 4.5-, 8.5-, 11.5- and 16.25-inch lengths, so you can choose the size that is best suited to your shooting needs. The lightweight barrels weigh in at only 9.52, 13.76, 15.88, and 23.2 ounces, respectively, which keeps your build balanced and maneuverable. The Kaw Valley Precision 9mm barrel is designed to work with Colt, or Glock AR-9 rifle or pistol builds and all military-spec AR15 upper receivers. The barrels are machined under ISO:9001 and AS:9100 quality certifications from a high tinsel 4150 chromium-molybdenum vanadium steel alloy for superior strength and durability. The barrels are finished inside and out with a protective black QPQ salt-bath nitride coating for additional durability.

Easy Installation

The Kaw Valley Precision 9mm AR barrel is muzzle ready to install. Note that barrels under 16 inches in length are only for use on pistol builds or short-barreled rifles registered under the National Firearms Act.

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