An exterior frame lip 133 provides {TAIL ~ structural rigidity} and assists in guiding {HEAD ~ the hitch ball} during the hookup process 
An exterior frame lip 133 provides { TAIL ~ structural rigidity } and assists in guiding { HEAD ~ the hitch ball } during the hookup process
OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH