Size Guide
Inner Diameter |
|||||
Inches |
MM |
US |
UK |
EU |
JP |
0.61 |
15.6 |
5 |
J |
49 |
9 |
0.64 |
16.4 |
6 |
L |
51.5 |
12 |
0.68 |
17.2 |
7 |
O |
54 |
14 |
0.71 |
18.0 |
8 |
Q |
56.5 |
16 |