Item
Spec
1945
2-3/8"~2-7/8" (60mm-73mm)
1946
2-7/8"~3-3/8" (73mm-85mm)
1947
3-3/8"~3-3/4" (85mm-95mm)
1948
3-3/4"~4-3/8" (95mm-110mm)
