The Builder Series offers a vast number of 2A Armament components that have been made with the AR builder in mind. The Builder Series offers high-quality products at a competitive price.
The Builder Series AR15 Buffer Tube Assembly is manufactured in-house and finished with hard anodize for lasting performance. It is billet machined from 6061-T651 aluminum for tighter concentricity than a forging or impact extrusion to reduce the potential for bolt carrier binding. The assembly includes a 2A Latch Plate as well as a 2A Castle Nut.
- 5 position adjustment. 1 Fully Collapsed. 4 other positions.
- Mil-Spec extension diameter of 1.148, and thread diameter of 1.185
- Carbine length
- Self aligns with the buffer detent.
- Weight Buffer Tube Only- 3.6 oz
- Weight Assembly-4.3 Oz