So aligned, the arm ends are positioned for direct connection to {TAIL ~ selected contacts} on {HEAD ~ a printed circuit board} 
So aligned , the arm ends are positioned for direct connection to { TAIL ~ selected contacts } on { HEAD ~ a printed circuit board }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD