2A Armament 2A Armament AR15 Aluminum Barrel Nut For those that are looking to cut as much weight as possible from their custom build, this is a simple weight saving component for the AR15 BL rails . The 2A Armament aluminum barrel nut is produced with 7075-T6 aluminum then anodized... Retail: $29.00 Was: Now: $27.00 Out of stock
