{TAIL ~ At least one biasing member} is held within the housing, the biasing member biasing the slider against the second portion of {HEAD ~ the arm} 
{ TAIL ~ At least one biasing member } is held within the housing , the biasing member biasing the slider against the second portion of { HEAD ~ the arm }
TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD