13.7" Do it all AR15 (Sons of Liberty Gun works AR15)
This guide details the process of building a versatile 13.7-inch AR-15, focusing on achieving a legal 16-inch overall length via pin-and-weld muzzle devices. It covers component selection, installation of key parts like the SOLGW M76 rail and Vltor A5 buffer system, and accessory mounting. The build emphasizes modularity and performance, drawing on expertise from Garand Thumb's technical evaluation.












