Inch
mm
A
1/8"
6
24.5
1/4"
8
26.5
3/8"
10
29.5
1/2"
15
33.0
3/4"
20
37.0
1"
25
43.0
1.1/4"
32
49.0
1.1/2"
40
53.5
2"
50
59.0
2.1/2"
65
69.0
3"
80
74.0
4"
100
83.5
6"
150
104.0