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  • AR10 18″ .308 caliber barrel available in 1×8 twist with standard carbine profile and 1/2 28 tpi theads, M4 extension 416R stainless steel 5R rifling in black finish. Our AR Barrels are proudly Made in the USA with every attention to detail to assure that you have the best shooting AR15 Barrel you can buy. We make our AR Barrels for sale directly to you the customer so we can provide you the best and cheapest AR15 Barrel for the money while maintaining an extremely high quality.

    This is a completed product which had been blackened and laser engraved. This product can not be fluted or modified.


    • 416 R ordnance grade stainless steel produced in Germany by the same mill as H&K
    • F bar rated = meaning it is acceptable for use by all Nato country’s
    • Extensions made from 4140 AE = meaning aircraft grade steel
    • Manufacturing proprietary processes creates a stress free product that has a hardened surface on the bore. To improve the wear and longevity
    • M4 feed ramps on extensions to current production standards to ensure conformance between manufacturers

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When building or modifying a rifle, one of the most important decisions you can make is the barrel. The barrel can affect your accuracy and the reliability of your firearm, as well as being a serious safety consideration for shooters of any skill level.

If you’re considering replacing the barrel in your AR10, trust AWC to make the best AR10 replacement barrels around. We offer AR10 barrels for sale in 18” length and .308 caliber to modify your existing AR10 rifle or to finish off an entire custom AR10 build. For additional rifle front parts, we offer AR10 handguards for extra safety and versatility, or complete AR10 uppers for an all-in-one AR10 customization solution.