later. First, this is the only cage I've ever bought that I've had to assemble myself. Secondly, the supplied screws protrude so far into the slot that a standard 1 inch 26 mm drive cannot be inserted in the end position. Loosen the screws, the cage is no longer rigid. Looks like they just stole the pic from this unit I bought in the past, held all 5 drives easily and was really solid - just unavailable at the moment: https://smile. amazon.com/gp/product/B088CY1YLM/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&psc=1 Notice the large square grid in the image. The supplied device has small round holes on the grid.