Applicable Board Size Provide shelving with the support it needs, these brackets are designed to support shelves from 12 inches . High Weight Capacity Using the most stable triangle structure, each pair can carry up to 250 lbs. These shelving brackets can do a good job in holding heavy items, like machines, tool totes, appliances, books, lumbers, canned food, etc. Rust-proof Coating Sturdy steel material with a black powder-coated finish is durable, chip- and corrosion-resistant. The smooth and rounded surface makes it easy to maintain. Multiple Uses Designed with simple lines, the classic black color compliments most decors. Widely used in a variety of rooms in a home, including the garage, kitchen, laundry room, backyard, and more. Install with Ease Comes with screws and anchors for various surfaces. The included magnetic level can guide your installation and check the level of the shelf. Due to manual measurement, please allow for a slight error. Please make sure you don't mind before bidding. Colors may vary depending on the monitor, please understand. Attention:Hello, please pay attention to your shipping address when purchasing products. If your shipping information (such as name, street, house number, doorbell/email without name, etc.) is incorrect, the order will not be delivered correctly