Add storage to small spaces such as pantries and under-sink cabinets or keep items organized and off the ground with our low-profile chrome wire shelving. This product cannot be stacked. For taller shelving, please see our3-shelf,4-shelf, and5-shelfunits. Constructed of chrome-plated steel Open design reduces dust accumulation Shelves adjust in 1" increments on posts Reinforced center truss on 36-72"w shelves for additional strength 24-54"w shelves hold up to 800 lbs, evenly distributed 60/72"w shelves hold up to 500 lbs, evenly distributed Made for indoor use, dry storage only To securely set and easily release shelves, tap their corners with arubber mallet. View ourWire Shelving Size Guideto see actual outer and inner dimensions.