2 1/2 x 3 1/2 rectangler tubbing

[Boshears]

Originally Posted by Captainfab

Ideas about what? You first said that you needed 2-1/2" x 3-1/2" rect tube and then said that what you are working with is 2" x 3". The 2" x 3" rect tube is readily available in several wall thicknesses. As for connecting, if there is not much room on the outside for a fish plate, use internal plates on both sides and plug weld the tube to the internal plates as well as welding the joint. And make the joint at an angle instead of a straight 90* cut.

Thanks.