Modular game card holder

This was a super cool item that got successfully funded on kickstarter:

https://www.kickstarter.com/projects/davidpapp/uberstax-a-universal-gaming-accessory

Here's a vid of the real thing in use:

https://www.youtube.com/watch?v=JXSpNpOq4eo

Here are the dimensions of each files' joints:

___Filename___==========___Resolution___=___HoleDiam___=___PegDiam___
superstax0pt1.stl====0.1mm====3.0mm===2.8mm
superstax0pt2mm.stl=0.2mm====3.0mm===2.6mm
superstax.stl=======0.3mm====3.0mm===2