Modular Rolling Chasis

Hi everyone! I’d like to share my Advanced Robotics class project with you for feedback. This is something that will build a frame for you and assign hole placements for axles based off of a number of variables you can input. This is built on OnShape

User Manual:

MRC Viewable Link:

The reason I am posting this is so I can get some feedback from people. I want to make this public and open for everybody once I can get a reliable base to work off of. Let me know what you think!