{HEAD ~ The range} of {TAIL ~ movement} thus being represented by the spacing between the top of the collar 68 and the bottom of the eyebolt 54 
of
{ HEAD ~ The range } of { TAIL ~ movement } thus being represented by the spacing between the top of the collar 68 and the bottom of the eyebolt 54
HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH