Therefore, {TAIL ~ ball} 12 is not restricted by {HEAD ~ the opening portion} at the side of inner race 10 excluding a position around the minor axis position to be freely rotated in pocket 17 
Therefore , { TAIL ~ ball } 12 is not restricted by { HEAD ~ the opening portion } at the side of inner race 10 excluding a position around the minor axis position to be freely rotated in pocket 17
OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH