A few details to start with.
Measure the usable interior of the cabinet, including the door opening and any hinges that intrude. Then measure the objects you want above and below the riser. The overall height printed on a product page is not the same as the clear space underneath. Plan how you will take items out, not only how many might fit in a photograph. Before buying, try adjusting an existing removable shelf or moving rarely used items elsewhere. A riser will not fix a cabinet opening that is too narrow for the dishes, or make a deep cabinet easier to reach by itself. Choose it only when a second level leaves both groups of items accessible. Check the shelf carrying the weight Before adding another storage level, check the load limits of both the riser and the cabinet shelf underneath it. The cabinet shelf still carries the stored items plus the organizer itself. A riser creates another place to put things; it does not establish extra load capacity for the cabinet. For the linked SONGMICS UKCS02NB set, the manufacturer specifies a maximum static load of 33 lb (15 kg) for each riser. That specification applies to the organizer. Your cabinet shelf has its own limits, which depend on its particular design and installation. Check its manufacturer's instructions rather than applying the riser's rating to the cabinet. Do not add together the two riser ratings to infer a permitted stacked load. If the cabinet shelf is sagging, its supports are loose or damaged, or you cannot establish whether it can carry the intended load, pause the purchase and resolve that issue first. Ask the cabinet manufacturer, installer or landlord for guidance. An organizer should not be used as a repair for an existing shelf. Consider a riser when you have a sound, adequately rated supporting shelf and want to separate suitable items into more accessible groups. Include the organizer's own weight when assessing the load on that shelf. If weight is already the limiting factor, moving some contents to another suitable storage location may be the better first step. ETVendor has not load-tested this arrangement. The distinction between organizer capacity and supporting-shelf capacity is an editorial assessment; the manufacturer sources are linked below.
- Check interior width, depth and height, including the cabinet opening.
- Check the clearance needed for items below and above the riser.
- Identify the exact size, finish and number of shelves in the set.
- Check the load limits of both the riser and the supporting cabinet shelf, and follow the instructions for permitted arrangements.