{HEAD ~ The forward end} of {TAIL ~ support structure} 18 is interconnected by a transverse cross brace 30 adapted to be attached to tractor 12 
of
{ HEAD ~ The forward end } of { TAIL ~ support structure } 18 is interconnected by a transverse cross brace 30 adapted to be attached to tractor 12
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 OTH OTH