This set includes 3 steel mounting rails and 12 sturdy storage bins (each rail holds 4 bins). Each bin has a maximum load capacity of 22 lbs. Durable and versatile, these bins help you efficiently organize your workspace. Crafted from high-quality materials, they ensure long-lasting tool storage. The bins are adjustable and removable, keeping tools within easy reach to boost productivity. Say goodbye to cluttered toolboxes and create a neat, organized work environment. Weight: 58.08 lbs.