General description Concealed Floating Shelf Bracket Wall Mount Shelf Brackets are designed for DIY or custom ledges, providing a completely hidden installation within walls and boards. These brackets offer a simple and fashionable solution to enhance the beauty and tidiness of your home. Technical specifications Material: Iron (inside), Plastic (housing and expansion tube) Total length: 175 mm Expansion tube length: 75 mm Diameter of expansion tube: Ø12 mm Support rod length: 100 mm Diameter of support rod: Ø10 mm Load-bearing capacity: Up to 20 kg when properly installed on a suitable fixed brick wall Color: Brown Quantity delivered: 6 pieces