Of course, you might as well buy pipe and strong wood
from home depot
drill the appropriate holes, and insert bolts in strategic locations.
That gorilla rack will probably cost more.
You'd be hard pressed to beat the price and still have it look good.
I forget if they were $79 or $89, I got some dirty looks by climbing
on on that was at floor level to see how stiff they were. They are.
Allison