The covering material extends from a dispense roll at one end of the assembly to a take up roll at {HEAD ~ an opposite end} of {TAIL ~ the assembly} 
The covering material extends from a dispense roll at one end of the assembly to a take up roll at { HEAD ~ an opposite end } of { TAIL ~ the assembly }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL