Modular Dovetail Key Holder Desk Clamp

I wanted a way to store my keys and try my hand with a modular or semi-modular system, and I always appreciated the impossible dovetail puzzle, so I designed a clamp to hold my keys underneath a table or desk. I used some existing designs to create the files after a few unsuccessful prints testing screw and dovetail fits. Right now it supports a maximum thickness of 1 inch but I hope to add a larger version for thicker surfaces. I also added a top slot to add modules that I find useful, but I ha