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