Other-side view of shoulder.  R.Max is again
taking the pictures through the right eye-cam.
This Phil Wood hub has 18 holes per flange,
making it a 36-hole hub.  A servo has yet to
be mounted on this side to spin the hub.
I'd like to design a mount so that I could
double up on servos if and when I need even
more torque than these servos provide.  I
will use the whole spinning range of the servo,
so doubling up may become a necessity.
This is all the more reason why the arms
have to be designed ultra-light-weight.  I'll
very likely use carbon-fiber instead of