Normally, I won't upload multiple creations in one setting, but I think this will be a fun build to accompany the disintegrator. Next I think I will do laser weapons :D This will be comparable with the alien power modules from my disintegrator, so be sure to make more!
Step 1: Cylinder
Take a spray paint lid and dremel a hole through the center. Glue a tube of pvc equal to the length of the cap inside the hole. Trace the lid on cardboard and cut out. Finally, glue the cardboard to the lid.