yeah my brother works at a welding shop and so im going get him to order me the steel cause they get it for dirt cheap
and i yeah carriage bolts are a good idea
either way im planning on welding the nuts to the bolts to keep them there for good i'm sure i'll figure it out when i get there
im going over boilermakers thread and see hes using 1.5 x 1.5 square tube and am wondering if thats the way to go or should i go with angle