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 AR-15 Buffer Tube 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 potential for bolt carrier binding.
5 position adjustment. 1 Fully Collapsed. 4 other positions.
Mil Spec extension diameter of 1.148, and thread diameter of 1.185
Self aligns with the buffer detent.
Weight Buffer Tube Only – 3.6 oz