Welcome to the store! The desk extension bracket is designed to clamp the keyboard tray and folds up after use. Made of high-quality materials, it is durable. Its design is simple, but it is very practical to use and will give you a good experience. No drilling required, just clamp it onto the desk and tighten it, it won't damage the desk. 90-degree folding and storage, takes up no space, has low noise, strong load-bearing capacity, and will not fall off. Easy folding, convenient to hold, easy to place and 'break'. Adjustable screw design, the clamp can be installed on countertops of different thicknesses. Simple structure, easy to use, not easy to deform, you can use it with confidence. Dimensions: 19.00X8.40X2.50 cm/7.47X3.30X0.98 inches Thickness range: 0.5-7.5cm Color: Black Material: Cold rolled steel Package Contents: 1 pair of brackets Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to differ slightly from the real item. The allowed measurement error is +/- 1-3 cm. Your satisfaction is our top priority. We will provide you with the best service. If you find any problems after receiving the product, such as damage, incorrect quantity, etc., please contact us immediately and we will provide you with the best solution!