{HEAD ~ The forward ends} of {TAIL ~ a pair} of lower draft links are secured to the outer ends of the shaft  
of
{ HEAD ~ The forward ends } of { TAIL ~ a pair } of lower draft links are secured to the outer ends of the shaft
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH