Features: Size confirmation We care about your satisfaction. Before purchasing, please confirm the size of the shelf standard brackets to ensure they meet your needs. The size of this track bracket is 12 inches, suitable for columns with a hole spacing of 0.45 inches (11.4mm) and a hole size of 0.53 inches * 0.14 inches (13.5mm * 3.6mm) Alluring black color The black color of these shelf bracket bulk offers a sleek and modern aesthetic. This neutral shade blends seamlessly with most color scheme, enhancing the overall look of your room. Its metallic finish adds a touch of elegance and sophistication to your space. Specifications: Material: metal Color: black Size: 12 inches/ 30.48 cm Package includes: 20 x Shelf brackets Notes: Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays.