Often times the links and {TAIL ~ the keeper arms} had to be soldered to the pivot bar to prevent {HEAD ~ movement} therebetween 
Often times the links and { TAIL ~ the keeper arms } had to be soldered to the pivot bar to prevent { HEAD ~ movement } therebetween
OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH