{TAIL ~ A forward extension} of {HEAD ~ the front U shaped member} can be connected to a bicycle so the trailer can be towed 
{ TAIL ~ A forward extension } of { HEAD ~ the front U shaped member } can be connected to a bicycle so the trailer can be towed
TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH