Stackable shelf set

Stackable lightweight shelf system. Feel free to print as many rows and columns as you need. AssemblyShelves need to be glued together (apart from single version). Use glue of your choice according to material used. For PLA, clear epoxy works for me really well.There are 4 files, the difference is in thickness of side support structures:shelf single - both sides thick, usable as single shelf or for vertical stack of shelvesshelf middle - both sides are thin, glue to another middle shelf or left/