The hitch has {HEAD ~ a generally circular loop} having an inside diameter for passing over {TAIL ~ the hitch ball} of the towing vehicle, and a narrower elongate forward extension 
for passing over
The hitch has { HEAD ~ a generally circular loop } having an inside diameter for passing over { TAIL ~ the hitch ball } of the towing vehicle , and a narrower elongate forward extension
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH