I've never seen the Takara V2 up close to know for sure. I may be wrong, but I don't think they modified the shoulder joint from V1. Don't quote me on that.
I 3D modeled the shoulder parts and put them on GrabCAD, if anyone is interested. They are in Autodesk Inventor format as well as STEP.
https://grabcad.com/library/mp-09-shoulder-joints-1
You can hit the red 3D button below the picture to see a preview.