{HEAD ~ A transport handle} is attached to {TAIL ~ the uppermost case} to facilitate mobility of the assembly 
is attached to
{ HEAD ~ A transport handle } is attached to { TAIL ~ the uppermost case } to facilitate mobility of the assembly
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH