{HEAD ~ The opening portion} formed at the edge portions at the side of outer race 11 is larger in {TAIL ~ size} than the diameter of ball 12 
is larger in
{ HEAD ~ The opening portion } formed at the edge portions at the side of outer race 11 is larger in { TAIL ~ size } than the diameter of ball 12
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH REL REL REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH