Here are the uprights from the R2D2 Senna Wood Frame. In this picture, they are marked to show what rings will go where.
![Frame Uprights](http://www.buildanr2d2.com/wp-content/uploads/2016/07/R2D2-frame-uprights-side-by-side-1.jpg)
Here they are again, stacked up. I made one long template from some 1/2″ MDF and used that to make all the others so all slots lined up perfectly.l
![Stacked uprights](http://www.buildanr2d2.com/wp-content/uploads/2016/07/R2D2-Frame-Stacked-Uprights.jpg)