Kingdom Death Box Organizer

I was inspired to make a 3d printable board game insert for Kingdom Death based on the foamcore insert made by /u/Drednortius on Reddit (original post here: https://www.reddit.com/r/KingdomDeath/comments/acmg9b/i_made_a_custom_insert/)

I measured and replicated everything based on a 300mmx300mm printbed (I have a CR-10s) and unfortunately the KD box is ~312mm wide and CURA won't slice anything larger than 298mm, so I made everything 298mm long. I plan to design and print a set of spacers to t