I Built a Custom 9mm AR Pistol... Here's What Happened. (Angstadt Arms)
This guide details the assembly and testing of a custom Angstadt Arms AR-9 pistol, featuring expert insights from the Tactical Toolbox host. It covers component selection, installation of specialized parts like the Hiperfire 24C trigger and Vortex Razor optic, and crucial reliability testing, particularly concerning magazine compatibility. The host, demonstrating high authority, emphasizes practical application and potential pitfalls in custom AR builds.













