connecting confronting {HEAD ~ edges} of {TAIL ~ said leg} covering length portions together in a selectively detachable manner, and 
of
connecting confronting { HEAD ~ edges } of { TAIL ~ said leg } covering length portions together in a selectively detachable manner , and
OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH