






SIZE CHART
DIAMETER | US/CANADA | UK/AUSTRALIA |
---|---|---|
15.7 mm | 5 | J 1/2 |
15.9 mm | 5.25 | K |
16.1 mm | 5.5 | K 1/2 |
16.3 mm | 5.75 | L |
16.5 mm | 6 | L 1/2 |
16.7 mm | 6.25 | M |
16.9 mm | 6.5 | M 1/2 |
17.1 mm | 6.75 | N |
17.3 mm | 7 | N 1/2 |
17.5 mm | 7.25 | O |
17.7 mm | 7.5 | O 1/2 |
17.9 mm | 7.75 | P |
18.1 mm | 8 | P 1/2 |
18.3 mm | 8 1/4 | Q |
18.5 mm | 8 1/2 | Q 1/2 |
18.7 mm | 8 3/4 | R |
18.9 mm | 9 | R 1/2 |
19.2 mm | 9.25 | S |
19.4 mm | 9.5 | S 1/2 |
19.6 mm | 9.75 | T |
19.8 mm | 10 | T 1/2 |
20 mm | 10.25 | U |
20.2 mm | 10.5 | U 1/2 |
20.4 mm | 10.75 | V |
20.6 mm | 11 | V 1/2 |
20.8 mm | 11.25 | W |
21 mm | 11.5 | W 1/2 |
21.2 mm | 11.75 | X |
21.4 mm | 12 | X 1/2 |
21.6 mm | 12.25 | Y |
21.8 mm | 12.5 | Z |
22 mm | 12.75 | Z 1/2 |
22.2 mm | 13 |