The tieback member connects to tieback conduit and has a lower end that slides into {HEAD ~ the interior} of {TAIL ~ the casing hanger} 
The tieback member connects to tieback conduit and has a lower end that slides into { HEAD ~ the interior } of { TAIL ~ the casing hanger }
OTH OTH OTH OTH 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