These heavy-duty shelves are intended for use with other accessories to create your own storage solution. The versatility of chrome wire shelving allows you to create wall-mounted storage, freestanding shelving, or high-volume/bulk storage. Offers greater visibility of items Open-wire design maximizes airflow, reducing dust and dirt accumulation Can be adjusted to any desired height in 1" increments along posts 24-54"w shelves hold up to 800 lbs of evenly distributed weight 60"w and 72"w shelves hold up to 500 lbs of evenly distributed weight Made for indoor use, dry storage only Use with 4Chrome Wire Shelving Poststo create custom shelving To securely set or quickly remove shelves, tap their corners with arubber mallet. View ourWire Shelving Size Guidefor actual outer and inner dimensions to see if these shelves will fit with your existing system.