Specification.Material: ABS + rubberColor: whiteInstallation hole diameter: 2"/50mmMiddle hole diameter: 1.57"/40mmSlot depth: 0.79"/20mmPackaging Details.2 × Desk Cable Loop Wire1. Features: Heat resistance, wear resistance, sturdy and durable for long term use2. Function: Organize and hide the cables and wires, protect your wires from knots, keep a neat working environment.3. Installation: Drill or cut a hole in the diameter of the installation hole through the installation surface, then insert the desktop cable through the core into the hole.4. Application: Suitable for desk tops, office equipment, dressers, computer countertops, computer components, entertainment systems, cabinets, wall cabinets.Note:Please allow 1-3mm error due to manual measurement.Please allow for slight color difference due to different monitors.?Set Includes? You will receive 2 pieces of cable grommet. ?Wide Application? Wire grommets is suitable for computer desk, office desk, workbench, sales counter or other furniture cable socket. ?Practical Design?With the flexible rubber core-grommet design, simply install the core-grommet in the drill hole on the desk, you can effectively manage and hide the cable or wire, providing you with a neat and clean desk. Threaded locking design makes the wire hole cover firm and not loose. ?Quality Material?The desk hole cover is made of ABS plastic and rubber, sturdy and smooth surface, not easy to wear and corrosion, long service life. ?Size?The bottom opening diameter is 2 inch/50 mm, the top diameter of the coil is about 2.36 inch/60 mm, the depth of the slot is 0.79 inch/20 mm, the middle hole diameter is 1.57 inch/40 mm.