Tablet holder for headrest

This is one of my very first designs i've spend so much time on. since we only have 1 day left i have to upload the files. i have everything printed out and ready for assembly. Required hardware 8mm rod cut to lengthLinear Ball Bearings 8mm Bore Diameter 15mm OD 24mm in length ¼" / 20 threaded rod 4 ¼"/20 nuts for the caps for tightening on the ipad Super glue all nuts into place