Spool Adapter for Samples

I liked the concept of the original, but wanted one that didn't require supports to print or bolts to hold it together. This version prints in three pieces + some locking pins, and then stacks onto the spool. It takes three samples in the space of one spool, and has quite a bit of room for those samples thanks to the flat rim added on. With a 45 degree angle, they can be printed flat on your print bed, and should be printable in two jobs if you line up the parts right.Designed to fit onto this s