1. Application: The tabletop cable guide can be easily and securely locked in place by clipping from the top. This means that even a stiff thick cable can't push the cover of the desktop hole cover up. In addition, the openings for the table cable guides are individually adjustable. Therefore, the cable channel desk is also ideal for use on workbenches, desks, desks, and more. 2.Assembly: Cable grommets provide particularly easy installation for insertion. 3. Quality: The cable grommet table is made of high-quality plastic - the color matches all furniture - this cable box organizes cable clutter without any problems. 4. Box contents: a set of 1 black cable entry; the cable outlet box consists of two parts: outer ring and removable cover. 5. Outlet hole size: Outer Diameter/Overall Diameter: 70mm, Height: 14mm, Material: Plastic