The bracket is {HEAD ~ a curved sheet} positioned around {TAIL ~ at least a part} of the truncated cone and having an adjustable bracket diameter 
positioned around
The bracket is { HEAD ~ a curved sheet } positioned around { TAIL ~ at least a part } of the truncated cone and having an adjustable bracket diameter
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH