METAL BALL DIAMETER:
15
15.2
15.4
15.6
15.8
16
16.3
16.6
16.9
17.2
17.5
17.8
18.1
18.4
18.7
19
19.3
19.6
19.9
20.2
20.5
20.8
21.1
21.4
21.7
22
22.3
22.6
22.9
23.1
23.4
23.7
24
24.3
24.6
24.9