Pietta Pps 50 drum mag

[Vandal 007]

Has anybody been able to do what this guy does on the video
www.youtube.com/watch?v=2IlgeILzcu4

taking the back screw off and just place the ammo, I am able to get the front screw of but not the back screw.

 

[Vandal 007]

No worries I figured it out it works flawless.