DURABLE MATERIAL: The mounting bracket is made of high-quality metal, which is sturdy and durable. Precision electroplating makes the bracket strong and durable, not easy to bend, smooth surface, no scratches, not easy to break or deform, and can be used for a long time.Easy to install: Just simple drilling installation, light and strong, with excellent bearing capacity, the installation process is quick and simple, and replacement or repair works can be easily completed.With screws: We provide screws, you can buy them without going out. Stable screws are fixed and won't loosen for a long time, which means they can serve your curtains for a long time.Packing list: 1 set, including 4PCS brackets and 8PCS mounting screws, the brackets have strong load-bearing capacity, are very strong for heavy curtain support, and can be easily installed in crowded wall spaces.Wide range of uses: suitable for offices, living rooms, bedrooms, dining rooms and kitchens, it is a good helper for curtain rods and roller shutter rods, used in indoor and outdoor places, and can serve you for a long time. Specification: Product Name: Roller Blind Square Mounting Bracket Material: metal Weight: about 56 grams in total Size: 37x25mm/1.45x1 inches 12x4mm/0.47x0.15 inches (Pole inner diameter length x width) Aperture: 4.2mm/0.16 inches The package contains: 1 set contains 4 brackets,8PCS mounting screws