Fitting Side A Tube Outer Diameter

1 1/2 in
1 1/4 in
1 1/8 in
1 3/8 in
1 5/8 in
1 in
1/2 in
1/4 in
1/8 in
10 mm
12 mm
16 mm
2 1/2 in
2 1/8 in
2 5/8 in
2 in
3 1/8 in
3 in
3/16 in
3/4 in
3/8 in
4 1/8 in
4 in
4 mm
5 mm
5/16 in
5/32 in
5/8 in
6 in
6 mm
7/8 in
8 mm