{TAIL ~ a second snubber inner member} having a doubly convex outer surface portion sharing {HEAD ~ said central longitudinal axis} 
{ TAIL ~ a second snubber inner member } having a doubly convex outer surface portion sharing { HEAD ~ said central longitudinal axis }
TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD