{HEAD ~ The first component} may comprise {TAIL ~ a first elongated beam} adapted to undergo substantial deflection in a substantially elastic manner a first engagement element, and a third engagement element 
comprise
{ HEAD ~ The first component } may comprise { TAIL ~ a first elongated beam } adapted to undergo substantial deflection in a substantially elastic manner a first engagement element , and a third engagement element
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL 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 OTH OTH OTH