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) |