Plus Garage Cable Tray, width 39.7cm, wire cable tray, no drilling required, cable wiring tray, cable organization, cable management, cable storage, S, YY-04DCT, silver, 410269. I have used it indoors at home for 5 years. This is the product. Only one unit. https://www.amazon.co.jp/dp/B00CDGRQP6 Material: Alloy steel Color: Silver Shelf type: Accent shelf Size: W41 x D14.5 x H22cm Can store up to 5kg Compatible with desk tops 18-30mm thick Wire type, so dust doesn't easily accumulate Clamp type for easy installation Easy installation for neat wiring! A wiring tray that can be easily installed without drilling. Made of steel, it is sturdy and can hold up to 20kg. You can place power strips and AC adapters, and keep the wiring around your feet tidy. The wire design allows you to freely store cables, such as by wrapping them. Installation requires a depth of 45mm or more. The desk top is compatible with thicknesses of 18-30mm. *Please check the load capacity of the desk you are installing on separately, and use it within the load capacity range. Dust resistant The wire shape is designed to prevent dust from accumulating. Sturdy Made of steel, so it is durable. Safe with a load capacity of 20kg. Easy installation Installation is by clamp, and can be easily installed by clamping the desk top. 2