I use this as a toolbox organizer. There is no reason that it should be limited to that. The dimensions are 60x200x40

See my updated version - https://www.printables.com/model/1276662-modular-clip-connected-toolbox-or-drawer-organizer

Print instructions

The pre-sliced files included have support blockers.
There can be some warping of the lip that allows the boxes to be ganged together, and I have not yet found reliable settings to resolve that.