The BLUM Drawer Slides 569F5330B are high-quality, heavy-duty drawer slides made in Austria. With a length of 21 inches and a size range of 5/8”-3/4”, these slides are designed to support the weight of your drawers with ease. This 1 pair of slides is perfect for use in a variety of applications, providing durability and reliability for your storage needs. The BLUM brand is known for its superior craftsmanship, making these drawer slides a dependable choice for your business or industrial use.