After attachment the clamping means is removed allowing {TAIL ~ the middle member} to expand and exert a force on {HEAD ~ the wire mesh members} 
After attachment the clamping means is removed allowing { TAIL ~ the middle member } to expand and exert a force on { HEAD ~ the wire mesh members }
OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD