فاصله مرکزی: 80 100 120 150 180 210 250 300 360
نسبت انتقال: 9.67 11.67 13.67 15.67 17.67 19.5 21.5 23.5 25.5 27.5 30 33 37 41 47 53 60

WD80 WD100 WD120 WD150 WD180 WD210 WD250 WD300 WD360
WS80 WS100 WS120 WS150 WS180 WS210 WS250 WS300 WS360