2A Arms Is Excited to Promote the Release of a New Line of Builder Series of AR-15 Parts and Accessories
New for 2019 from 2A Armament is a line of AR-15 parts and accessories known as the Builders Series. The Builders Series was developed after receiving feedback from the shooting community and were designed to support individuals who thrive on building new upper's or firearms. This castle nut is made from 6061 Aluminum and features a Type III Class 2 Hard Coat anodized finish. Most importantly the castle nut is lightweight and strong allowing you to lower the weight and increase the aesthetics of just about any build.2A Armament Builder Series AR-15 Castle Nut (Matte Black) Specifications and Features:
- 2A Armament 2A-CNAL-BLK
- Builder Series Castle Nut
- Made from Lightweight Machined 6061-T6 Aluminum
- Mil-Spec Type III Class 2 Hardcoat Anodized Finish
- Matte Black Finish
- Mil-Spec AR-15 Upper Receivers and Similar Pattern Clones