Φ外径 Outer Diameter
B(基体厚度) BaseThickness
W(齿宽) Teeth Width
Φ内径 Inner Diameter
Z(齿数) Teeth Number
325
1.8/3.2
2.4
60
48
2.2/3.2
3.0
72
355
30
350
375
2.0/3.2
2.7
80
305
1.8/2.4
25.4
84
3.2