It is preferable that {HEAD ~ a ratio} of a width in the axial direction on {TAIL ~ an upper side} of the bead core to a width in the axial direction on a lower side of the bead core should be equal to or higher than 30% and be equal to or lower than 70% 
It is preferable that { HEAD ~ a ratio } of a width in the axial direction on { TAIL ~ an upper side } of the bead core to a width in the axial direction on a lower side of the bead core should be equal to or higher than 30 % and be equal to or lower than 70 %
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH 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 OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH