The Z lock system holds the wrapping portions together during manufacturing but also easily releases the wrapping portions at {HEAD ~ the completion} of {TAIL ~ a wrapping cycle} 
The Z lock system holds the wrapping portions together during manufacturing but also easily releases the wrapping portions at { HEAD ~ the completion } of { TAIL ~ a wrapping cycle }
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 REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL