{TAIL ~ The bracket diameter} is measured from a center axis extending through {HEAD ~ a center} of the truncated cone 
{ TAIL ~ The bracket diameter } is measured from a center axis extending through { HEAD ~ a center } of the truncated cone
TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH