Modular Stackable Shelves - Flexible Heights

Since I have received many messages and tags asking for me to upload my version from the make I posted on the original back in March, I am posting this remix. I really enjoyed the original model that dewgenenny created. However, I wanted to have more flexibility with the shelves' height and tighten the tolerances quite a bit for a snug fit, as the original seemed a little loose. I revamped this so the pillars/legs are separate from the shelves. You can print the legs and use them as is in si