Terminator Shoulders

Work on endoskeleton continues. Torso in meshmixer and complete files is a stand in only, it has been modified to hold the spine but I plan to upload a better, more complete version in time. In an attempt to keep files from getting too big I am going to upload the pistons in a separate thing, will upload when I get it finished. I haven't printed this full scale yet except for armConnector and pins, the Pins are a little big and require sanding to get them to fit (I tried using a heat gun and squished the screwhole, don't make my mistake). There are 2 holes for 4mm screws in the pins that attach to the arm and on top of main2, used to pin arm in rotation. My current plan is to have the pistons hold the shoulder movement at the spine in place. I may have to alter spineTop to have it attach to neck when I get there. The main portion of the shoulders is split into 3 parts, so they can be printed at different infill%. As usual I have included a complete file and the meshmixer file, if you h