2A Armament AR-10 Buffer Tube Mil-Spec Carbine Length

2A Armament AR-10 Buffer Tube Mil-Spec photo
Availability: Out of stock
SKU: 2A-BTU8-1
Barcode: 8542990070622
Brand: 2A Armament
Color: Black
Size: Carbine Length
Compatibility: AR-10
Material: Aluminum 6061
Coating: Anodized
Tube/Stock Specification: Mil Spec
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This lightweight buffer tube features an 8 position adjustment that has machined indicators visible through any stock with a viewing port located at the stock latch pin. It is billet machined 6061-T651 aluminum for tighter concentricity than forging or impact extrusion, and features lightening flutes down its length for reduced weight.


  • Billet machined Aluminum for tighter concentricity than a forging or impact extrusion to reduce potential for bolt carrier binding.
  • 8 position adjustment with machined indicators at the stock latch pin. Extended positions, increment adjustments have a finer spaced length of pull.
  • Mil Spec extension diameter of 1.148, and thread diameter of 1.185
  • Carbine length (8 inches)
  • Extended carrier support flange that supports the carrier for better anti-tilt performance.
  • Self aligns with the buffer detent.
  • Chamfered edges on the stock guide ramps for better feel.
  • Vented
  • Weight 3.65 oz

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