The ends of the cable are terminated by {HEAD ~ a special device} that increases {TAIL ~ the grip} of the device on the beam when a load is applied 
The ends of the cable are terminated by { HEAD ~ a special device } that increases { TAIL ~ the grip } of the device on the beam when a load is applied
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH