Ballistic Advantage 18″ .308 Modern Black AR10 Barrel – Rifle Length – Heavy Profile

SKU: BABL308007M

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Elevate Your .308 AR10 Precision with Ballistic Advantage’s 18″ Heavy Rifle Barrel

Engineered for peak .308 ballistics, this 18” heavy profile AR10 barrel melds strength with accuracy. Crafted from durable 4150 chrome moly steel and finished in a corrosion-resistant QPQ coating. The heavy contour tames recoil while providing enhanced stability for sustained precision. The extended 18” length paired with a rifle-length gas system optimizes .308 potential. 1:10 twist rate stabilizes all .308 loads.

Stringent manufacturing standards guarantee match-grade sub-MOA accuracy. From M4 feed ramps to 5/8-24 threaded muzzle, every detail aims for precision. Take your .308 AR10 accuracy to the next level with Ballistic Advantage’s Modern Series heavy barrel. Experience the precision difference superior materials and manufacturing makes – shot after accurate shot.


  • Brand: Ballistic Advantage
  • Model: 18″ .308 Rifle Length Heavy Profile, Modern Series
  • MPN: BABL308007M
  • Caliber: .308/7.62×51
  • Thread Pitch: 5/8×24
  • Material: 416R Stainless Steel
  • Finish: Black Nitride


Caliber.308 Winchester/7.62x51 NATO
Barrel Length18 inches
Barrel Twist Rate1:10 inches
Barrel Material4150 CMV
Muzzle Threads5/8/2024
Barrel FinishBlack Nitride
Gas Block Size.750″ Gas Block
Barrel ProfileHeavy
Barrel Gas SystemRifle
Gas Block Journal Length1.9 inches
Barrel ExtensionM4
Weight52.5 ounces

Have Questions About this Product?

The AT3 Tactical store has a 90 day no-hassle return policy for products in good condition. You can view the full details of our return policy here.

If you encounter an issue or defect with a product after 90 days of your purchase, you can refer to the manufacturer for a warranty claim. Their policies are below.

Ballistic Advantage Warranty!

If for any reason you have a warranty issue with one of our products, please describe your situation, include your name and order number or transaction ID. One of our technical specialists will then review your claim and contact you within 5-7 business days.

PLEASE NOTE: We cannot provide warranty work if your items have been altered by you or anyone other than Ballistic Advantage from their original state.

Please call 407-347-4584 if you have any questions regarding this policy.

Disclaimer: Manufacturer’s warranty is subject to change without prior notice.