The center portion 46 preferably has a center opening 48 on {HEAD ~ the side} adjacent {TAIL ~ the open top} end 44A of the body 44 
adjacent
The center portion 46 preferably has a center opening 48 on { HEAD ~ the side } adjacent { TAIL ~ the open top } end 44A of the body 44
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH