Features: Heavy-Duty and Sturdy: Our invisible floating shelf brackets are made of premium solid steel, ensuring durability and strength for your shelves. Versatile Design: Suitable for scaffold boards, storage racks, and bookshelves, our black rustic wall-mounted brackets provide versatile support for various applications. Space-Saving Solution: These thick hidden brackets allow you to maximize your storage space by securely mounting shelves without visible supports. Reliable Support: Crafted from heavy-duty steel material, our shelf supports provide reliable support for your belongings, ensuring stability and safety. Organize with Ease: Perfect for organizing your books, shoes, and other items, our brackets help create a clutter-free and organized space. Specifications: Material: Metal Size: 6 inch/8 inch Notes:Please allow slightly errors due to manual measurement and different monitors.