3 pieces of cable pass through square cover: You will receive 3 pieces of black square grommet cable. Two sizes: square 80 x 80 x 28 mm, required hole size 68 mm x 68 mm; rectangular 160 mm x 80 mm x 28 mm, drilling dimension required: 148 x 68 mm. Aluminum alloy material: This cable gland cover is made of aluminum alloy, and the inner wall is fixed. Structural design: design of the flap cover, simple structure, curved cover plate, wavy internal structure design, exquisite and beautiful. Wide range of applications: suitable for desks, TV cabinets, computer desks, / Product Specifications: Material: Aluminum Alloy Dimensions: 80 x 80 x 28mm, 160mm x 80mm x 28mm Colour: black Quantity: 3 pieces Product features: Clamshell design, smooth opening and closing, can accommodate more wires and keep the desktop clean and tidy./ The connection adopts cross countersunk screws, which are stable and not easy to deform. Nylon brush design, dustproof, anti-friction, effectively protect the wire against damage. Scope of delivery: 3 * cable passthrough square cover Note: As a manual measurement is required, please allow 1-3mm deviation. Due to different display methods, the color of the actual product and the picture may be slightly different.