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