We start with:

- 2x 50cm table legs

- 2x2 18cm shelf brackets

- 1x 1200x300x18mm board

- 8x screws to mount on table

- 8x screws for board mount

~20 Eur total

The end caps of the table legs are useable for other projects - remove:

cut clamps on shelf brackets:

Remove paint:

Mount on board for correct orientation (90 deg.):

Weld:

Clean up and paint with primer: