After a quick run to the hardware store droping 20 bucks on fittings and pipe i got this
Had a hard time finding the right 3/4 3/4 u channel . So going to search for that in the morrning. I did find 1.5 angle 1/8 thick which i didn't think i could.
Now i need to cut out the decks. anyone know how thick each one should be, i check the bom, and the build. all i can find is the printouts, but nothing on how thick it should be