Diamondback Firearms

Diamondback Firearms 10.5" .300 AAC Blackout AR Barrel

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MSRP: $88.00
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Diamondback Barrels 10.5" .300 AAC Blackout AR Barrel

At Diamondback, they are able to produce barrels that meet the shooters requirements. Their barrel blanks are made from premium materials and machined using some of the finest equipment on the market. Diamondback has several high-quality CNC machines that are used for a variety of purposes. With their machining capabilities, they can serve industries including self-defense, medical, aerospace, military, and more. With a pistol length gas system and heavy contour, their 300 Blackout barrel is a perfect example of modern day barrel making. Made from 4150 Chrome Moly steel with a Black Nitride finish, this button rifled barrel is 10.5" in length and offers a traditional 11 degree target crown.


  • Caliber: 300 Blackout
  • Gas System: Pistol-Length
  • Length: 10.5"
  • Contour/Profile: Heavy
  • Twist: 1:8
  • Material: 4150 Chrome Moly
  • Coating: Black Nitride
  • Thread: 5/8"x24
  • Rifling: Button Rifled 5R
  • M4 Feed Ramps

All NFA/ATF Rules Apply
You may use this AR 15 barrel with a lower receiver that is a Registered SBR, Machine Gun, or Pistol. Possession of this barrel along with a Non-NFA lower receiver is Prohibited, except when installed on a Pistol configuration firearm. Check your local laws and jurisdictions.

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