{HEAD ~ A mounting beam} for positioning and supporting {TAIL ~ the Z axis and Y axis motors} and visual display element and other optional multimedia devices may also be positioned independently of the platform 
for positioning
{ HEAD ~ A mounting beam } for positioning and supporting { TAIL ~ the Z axis and Y axis motors } and visual display element and other optional multimedia devices may also be positioned independently of the platform
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH