Originally Posted by
Odlov
As far as I know it's not possible. You can change position and axis of joints, but that's not the same thing. I wish you could, though, then you could have mods with different starting stances and whatnot.
Couldn't you (very tediously) adjust the position, axis, shape and range of joints/bodyparts to create the appearance of (a limited array of) poses with minimum effects on gameplay?