Army Painter / Vallejo Stackable Paint Rack

I designed this stackable paint rack for my Army Painter Speed Paints 2.0 because I don't have a dedicated painting station and I need to store them away when not being used. I have a couple bottles of Vellejo varnish and they fit nicely in the rack too. Each tray of this rack holds 24 bottles. The bottle holes are 25.4mm in diameter. I have about 36 bottles in two stacked racks and will stack more on top when as collection grows. The side-handles make the racks easy to carry or move around. The rack fits neatly in my cupboard when not in use! [Update: I have too many paints already and the rack doesn't fit in my cupboard so I just store it on a shelf! See pic.] It is hard to read the bottle labels so consider using bottle topper swatches (I love the Orcs toppers) and it'll be really easy to find the next colour you need. The support columns fit a bit loose and should be glued in place (see photo). Gluing makes the rack very stable. If your bottle toppers are higher than th