Modular spool rack

First I just needed something simple so I made my first iteration:https://www.printables.com/model/568089-modular-spool-rack-with-pvcNow I have more spools and I need more storage, so here is iteration 2!This iteration still uses 32mm PVC pipes with 3mm thickness from my local hardware store.The holes in were these pipes go have a chamfer so they get squeezed in.How this works:This iteration consists of 2 different models with 2 variation.Top and Bottom, Top is for your top most layer, bottom fo