{TAIL ~ A fixed bracket} is mounted to the bottom of the spindle, and {HEAD ~ an adjustable bracket} is mounted about the adjustable collar 
{ TAIL ~ A fixed bracket } is mounted to the bottom of the spindle , and { HEAD ~ an adjustable bracket } is mounted about the adjustable collar
TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH