Size Chart
|
US SIZE |
UK Size |
EU Size |
Circumference(mm) |
Diameter(mm) |
|
7 |
N 1/2 |
54.5 |
54.4 |
17.3 |
|
7.5 |
O 1/2 |
56 |
55.7 |
17.7 |
|
8 |
P 1/2 |
57 |
56.9 |
18.1 |
|
8.5 |
Q 1/2 |
58.5 |
58.3 |
18.5 |
|
9 |
R 1/2 |
60 |
59.4 |
18.9 |
|
9.5 |
S 1/2 |
61 |
60.8 |
19.4 |
|
10 |
T 1/2 |
62 |
62.2 |
19.8 |
|
10.5 |
U 1/2 |
63.5 |
63.4 |
20.2 |
|
11 |
V 1/2 |
65 |
64.7 |
20.6 |
|
11.5 |
W 1/2 |
66 |
65.9 |
21 |
|
12 |
X 1/2 |
67.5 |
67.2 |
21.4 |
|
12.5 |
Z |
69 |
68.5 |
21.8 |
|
13 |
--- |
70 |
69.7 |
22.2 |
How to Measure
If you still have any other questions, write us at support@orionride.com