Primary Tube Outside Diameter (in )

1 1/2 in.
1 3/4 - 1 7/8 in.
1 3/4 in.
1 5/8 - 1 3/4 in.
1 5/8 in.
1 7/8 - 2 in.
1 7/8 in.
2 1/4 in.
2 1/8 in.
2 in.