2A Armament Builder Series Billet AR-10 Buffer Tube

Manufactured by 2A Armament


In Stock

NOTE: Limit 2 per household. Quantities exceeding 2 will not allow checkout.

We are fully staffed and processing orders. Standard orders are shipping in approximately 2 business day. FFL orders take approximately 14-16 business days if you can provide us an actively receiving FFL location.


In Stock


The 2A Armament Builder Series is collection of high-quality AR-10 components at competitive pricing. The 2A Armament AR-10 Buffer Tube is CNC machined from a solid billet of 6061-T6 aluminum to ensure the dimensions are as accurate as possible and allow for a tight fit with Mil-Spec diameter carbine stocks. It features 5 positions of adjustability and has vent holes to allow water to escape if the gun is ever submerged. For a reliable and affordable AR-10 build, you can’t go wrong with the 2A Armament Builder Series components.

  • Machined from U.S.A Sourced 6061-T6 aluminum
  • Hardcoat anodized
  • Lightweight and durable
  • 5 position Mil-Spec buffer tube
  • Carbine length
  • Weight Buffer Tube: 3.6 Oz
  • Does not include castle nut or end plate
2A Armament is not just another firearms manufacturer. They are committed to exceptional craftsmanship and quality in the products they make. State of the art manufacturing paired with hand finishing of every part result in firearms with unmatched fit and finish.


Brand2A Armament
FinishHardcoat Anodized
MaterialAluminum - 6061-T6
Receiver ExtensionCarbine
Weight3.6 oz.

WARNING: This Product can expose you to chemicals which is known to state of California to cause Cancer and Reproductive Harm. For more information, see www.p65warnings.ca.gov

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