Robo 3D Modular Spooltop Support With GO Kit

This is an updated version of my mod http://www.thingiverse.com/thing:296173 with a lot of new innovation. It can be configured for double sided use to accommodate many different spool sizes using the backers, which screw on with small screws, and can harvested from old filament spools. The foot is designed to strap down with common 1" nylon strap and optionally supports a handle for on-the-go Robo 3D convenience. The handle is 1" schedule 40 PVC pipe which mounts using 1/4-20 bolts. The bed bum