For sturdy baskets that offer plenty of storage space and are easy to install, look no further. Their special design provides convenient access to items and can stand without any support of additional flat shelves. *Please note, this product is not interchangeable with Shelving Inc. brand products. Ventilated design keeps air circulating and decreases dust collection Drop front openings and sloped sides provide easy access to contents Adjusts in 1" increments on posts 24-36"w holds up to 800 lbs, evenly distributed 48-60"w holds up to 600 lbs, evenly distributed Availability:Usually Ships in 5 Business Days