Ergonomic Storage Solutions- 10.2'' wide, suitable for most standing desks over 24'' wide; 2.1'' height does not affect legroom. Two different lengths of screws to fit under tabletops either 0.59 or over 0.79' thick. Customize the Space Needed - Both the pencil box and the slide divider move freely in both directions, giving you the flexibility in optimizing the size of the internal compartments to keep your drawer contents neat, organized and readily accessible. Pulling is Smoother- High-quality ball sliding track make the drawer pull smoothly. With three-section slide, the drawer can be completely pulled out,making it more convenient to take and place office supplies. Safe & High Quality Material- High-grade stainless steel material, sturdy and durable; Powder coating , prevent scratching surface, easy to clean; you can use it for a long time. Easy to Install We provide all the necessary hardware and instructions to facilitate the assembly.