General description Heavy Duty Shelf Brackets are L-shaped and made of high-quality solid steel with a thickness of 0.2 inches (5 mm), ensuring strength and durability without sagging. Each pair can hold up to 200 pounds when mounted on studs or brick walls, making them ideal for various applications such as bookshelves, kitchen utensils, large fireplaces, plants, and decorative items. The invisible bracket design allows wooden boards thicker than 1.6 inches to perfectly conceal the back panel, creating a stunning floating illusion while providing convenient storage space with a modern and elegant look. Technical specifications Material: Solid steel Thickness: 0.2 inches (5 mm) Weight capacity: Up to 200 pounds Compatible board thickness: More than 1.6 inches Installation Includes: 2 heavy-duty brackets, 4 short screws, 8 long screws No special skills required for installation Usage Perfect for creating floating shelves in various rooms: bedroom closet, laundry room, bathroom, living