The Sandpaper Rack - multiple mounting options

The Sandpaper Rack The most over engineered sandpaper storage rack on Maker World! This rack has been completely redesigned to be 100% printable! No hardware required! About the model : This model was originally created by MadebyA2 https://www.printables.com/model/57131-hexagon-a4-paper-tray-modular-design It was for full size 9x13 sanding sheets and required 28 M3 fasteners per level to assemble! It was remixed and brought over to Maker World by Hifimagog https://makerworld.com/en/@hifimagog . Hifimagog created the dowels that replaced the m3 screws and bolts used in the original. However, 4 M3 screws where still needed to assemble each layer boards. So what's new? No longer for full sized sheets. (I process my sandpaper to more usable sizes) I combined the front and back layer boards to create one 9" x 5" board eliminating the need for any M3 fasteners. Cut the overall footprint of the original model by more than half. Cut the need for 3 side connecting pieces per side do