Product size: 130mm*170mm Thickness: 3 mm Hole spacing: 6mm PREMIUM QUALITY SHELVES - The shelves are made of high quality thick iron, which is wear-resistant, durable and sturdy. The smooth surface protects your items from scratches and bumps. Its excellent durability and rust resistance allow you to use it for a long time. EFFICIENT STORAGE - The simple and elegant design can help you organize your things and keep your room tidy. Save space and use it efficiently. Note: Wooden boards are not included. SOLID CONSTRUCTION - The unique triangular structure with hidden right-angle shelf brackets keeps your room looking great. The exceptional 100-pound load capacity allows you to place different objects with confidence. (Note: Wall type affects load capacity). EASY INSTALLATION - Use the included long screws with rubber caps and short screws to secure the bracket to the wall, then attach the bracket to the board. The quality screws ensure the stability of the rack and you don't have to worry about it tipping over. MULTIFUNCTIONAL - This product is suitable for kitchen, living room, bathroom, bedroom, backyard and many other places. It can be used for a variety of shelf brackets, such as shelf brackets, cabinet brackets, bookshelves, kitchen brackets, etc.