I probably wouldn't have known if I hadn't wandered into woodworking YouTube - it's a common device for workshop walls, etc., for easily switchable configuratio

I probably wouldn't have known if I hadn't wandered into woodworking YouTube - it's a common device for workshop walls, etc., for easily switchable configurations of shelves and whatnots[1]. [1] e.g. https://www.youtube.com/watch?v=65n9h3tFpVg https://www.youtube.com/watch?v=65n9h3tFpVg