{TAIL ~ a narrow elongated spreader box} having {HEAD ~ a generally rectangular cross section} with a sloped hopper bottom 
{ TAIL ~ a narrow elongated spreader box } having { HEAD ~ a generally rectangular cross section } with a sloped hopper bottom
TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH