*Features*: *Save Space Keyboard Tray*:Our under desk keyboard tray provides an extra storage surface and is spacious enough to hold keyboard,mouse and other office accessories. Effectively help you to save desktop place and make your desk look cleaner and well organized. *Adjustable Height*:Capable to be adjusted up to 2.16in,you can freely modify our keyboard tray according to various desk’s thickness. Besides,you can also rotate the rotary clamp to diverse angles,meaning that our keyboard tray can be used for different types of desks. *Smooth Slide Track*:Different from other fixed tray,our keyboard tray is equipped with smooth slide track,you can effortlessly pull it out or slide it in under the desk when not in use. Retractable length can extends up to 8.85in,perfect assistant for optimizing your workspace. *Up to 55LBS Capacity*:Excellent load capacity ability,ensure you safe and stable usage experience. No need to worry about shaking. You can rest assure to put heavy keyboard,mouse or even laptop on it. *Premium Carbon Steel Material*:Made of premium carbon steel material,high-strength,high-hardness and wear-resistance. Designed with considerate sponge pads,prevent your desk from scratches. *Specifications*:  Product Type: Under Desk Keyboard Tray  Material: Carbon Steel  Color: Black  Load Capacity: 25kg/55lbs  Adjustable Height: Up to 5.5cm/2.16in  Retractable Length: 22.5cm/8.85in  Item Size:65x24.5x1.3cm/25.59x9.64x0.51in  Item Weight: 2.15kg/4.74lbs  Package Size: 68*28*11cm/26.77*11.02*4.33in  Package Weight: 2884g/6.35lbs *Package Lists*: 1x Keyboard Tray  2x Slide Rods  1x Wrench  1x User Manual