Ring Diameter
14.0 mm
14.4 mm
14.8 mm
15.2 mm
15.6 mm
16.0 mm
16.5 mm
16.9 mm
17.3 mm
17.7 mm
18.2 mm
18.6 mm
19.0 mm
19.4 mm
19.8 mm
20.2 mm
20.6 mm
21.0 mm
21.4 mm
21.8 mm
22.2 mm
22.6 mm
Size
3
3.5
4
4.5
5
5.5
6
6.5
7
7.5
8
8.5
9
9.5
10
10.5
11
11.5
12
12.5
13
13.5