Exclusive and practical cable gland with a hinged lidEven cables with a large socket fit comfortably through the wide openingDrilling size: 68 x 268mm / Installation depth: 26 mmPass-through opening: 53 x 253mm / External dimension: 80 x 280mm / Height: 28mmSuitable for office table, computer desk, home furniture, etc.Size:80x280mm | Color:SilverSquare cable gland made of aluminum with anodized silver surfaceYou must drill the buttonhole very precisely, because there is little margin on the bar. If the hole is small, this cable gland will not fit. If it is too large, it may loosen. Be careful and work with the right precision.Detail-Material: High quality aluminum alloy-Surface: Anodized silver (EV1)-With flip-up cover-With brush seal-Sturdy and durable cable grommet for long-term use-With a flip-up cover, allows wires and cables to pass through safely and neatly-Premium 4mm thick hair brush, effectively prevents wires from cutting-Easy to install and easy to remove, convenient to useDimensions-Mounting dimensions: 68 x 268mm-Passage opening: 53 x 253mm-External dimension: 80 x 280mm-Size: 28mmScope of delivery-2 pieces cable grommets,"