Test disk schooter

This is actually a test object for the disk shooter contest. I don't have a 3d printer, and was wondering about a few different things to see how well they print. This actually consists of 3 pieces that are put together. This was designed for 19 mm by 2 mm disks. The disks.stl file just contains 16 disks that should be the right size. I tried to give a little space around objects, so I definitely want to know how that works out when printed. I also designed the bottom and top to interlock