At first I thought: "Well, so does a Schwerlastregal!" Sheet metal profiles from almost 1mm steel, and shelves made of 7mm Press Spahn plates. Nevertheless, my wife and I made our expectantly to the mating of the profiles. Alone, I think it would have been a hopeless task because you have to pay very close attention that the respective tabs actually come in the provided eyelets. The more we had together amount hatched, the more stability got the part. When it was done, we had to ungrudgingly admit: "It is devised ingenious!" Because it can carry really heavy loads. And the price is right the Leistund absolutely.