need about 24" of it with i.d. somewhere around 2" x 1.5 "
looks similar to this :
http://www.amazon.com/gp/product/im...e_text_0?ie=UTF8&n=165793011&s=toys-and-games
& this
http://www.amazon.com/Square-Profile-Pipe-098-WALL/dp/B000PHEZEU
looks similar to this :
http://www.amazon.com/gp/product/im...e_text_0?ie=UTF8&n=165793011&s=toys-and-games
& this
http://www.amazon.com/Square-Profile-Pipe-098-WALL/dp/B000PHEZEU