there are 2 sizes of AL box, 2 pieces(13.5' and 21'long ) are 2" and 1(21' long) is 1.5"
the larger sheets are I believe 1/8", the full sheet is 4'x11' and the 4 partial sheets are triangles that are 6'x2'
man someone was holding out i see when i was looking for crane type materials to buy/borrow!
I gave you the details on the small I beam. I had not made my mind up on the blue steel at that time.. we were planning on using it but that has probably changed. I had never really inventoried it to know what all was there.