Chiappa M4-22 .22LR upper on a New Frontier polymer lower.
I have a buffer/spring in the buffer tube on the off chance I would ever need to throw a 5.56 (or other) upper on it.
The Black Dog Machine 50 rd drum is more fun than a barrel of monkeys.
![[Image: 20220618-111100.jpg]](https://i.postimg.cc/4xf0ysXV/20220618-111100.jpg)
I have a buffer/spring in the buffer tube on the off chance I would ever need to throw a 5.56 (or other) upper on it.
The Black Dog Machine 50 rd drum is more fun than a barrel of monkeys.
![[-]](https://www.alpharomeo15.org/images/roundo/collapse_collapsed.png)
