This video talks about some of the issues that I had while working on my personal 9mm AR15 build and things that I learned through the process.
Link to my website with a parts list
http://moderngunbelt.com/index.php/2020/02/07/9mm-ar15-ejector-explained/
How AR15 Casing Extractions Works
https://youtu.be/wAqE-KLbiYc
9mm Banshee Radial Delayed Blow Back System
https://youtu.be/Jmr6Lc3TuYA
