Cable Management: Perfect for installing low voltage electrical wiring, , TV, coaxial cable, speakers, phones, home theater, computer wiring and network wall panels, switch covers. Simple and practical: Works perfectly with all cable types. Has an opening for cable passage. Easily create cable access from any wall. Installation can be completed in minutes. Design: Designed for flush mounting of wall panels, with oval holes in the brackets for final displacement and alignment. Easy installation: horizontal or vertical installation, used to install low-voltage wires and cables, fast installation. Colour:Black Material:ABS Package Contents: 20 x Bracket Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.