https://i.imgur.com/fi0m8EVl.jpg
https://i.imgur.com/kJBn1Tll.jpg
Well.... after using the 30 rounders in multiple rifles over multiple range trips without issue I had hope until the drop tests. The 50 round drum never seemed to work regardless (shown in video). Although; AKOU has one that seems to run well so who knows....
https://youtu.be/ohNXxKZ3hk4