{TAIL ~ The hopper} has {HEAD ~ angled sidewalls} 134 which each taper to the narrow backfill sleeve width 126 
{ TAIL ~ The hopper } has { HEAD ~ angled sidewalls } 134 which each taper to the narrow backfill sleeve width 126
TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH