Size Chart
Internal Diameter (MM) | USA & Canada |
Adjustable Rings | Europe | UK/AU |
---|---|---|---|---|
15.7 | 5 | S | 50 | J |
16.5 | 6 | S | 52 | L |
17.3 | 7 | M | 55 | N |
18.1 | 8 | M | 57 | P |
18.9 | 9 | L | 60 | R |
19.8 | 10 | L | 62 | T |
20.6 | 11 | - | 64 | V |
21.5 | 12 | - | 67 | X |
22.3 | 13 | - | 69 | Z |