Rally Pin stands that you can build yourself. Built for 1" square tube inserts (you supply your own 1" tube and pin material). Parts shipped flat. You bend the pieces and weld them up. Tab/Slots make it fairly straightforward.
4 sets of flat, "You Build It" pin stands. 4 1.25" square tube (undrilled)
Pin stands pictured have adjustable 1" tubing which is not included.