The cage 16 is constructed of {TAIL ~ a top loop} 22, {HEAD ~ a bottom loop} 24 and a plurality of side cables 26 
The cage 16 is constructed of { TAIL ~ a top loop } 22 , { HEAD ~ a bottom loop } 24 and a plurality of side cables 26
OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH