Its roughly 6″ x 4.5″ its just set up on my dinning room table at the moment while i try and get all the quirks worked out. so its not held firmly down. I’m hoping its just that i need to sand the rails a lil.
I have tried tightening and loosening the the bearingsm I have checked square. im within 1/16 everywhere. I even removed the middle Z parts and ran the program and watched the bars to see if they still had the jitters it wasnt quiet as bad but they were still there a lil.