... T type single column trivision, tri-vision, trivision display billboard,outdoor advertising billboard, display equipment, signboard,show 3 messages in slidethree ... of external frame:165mm (width) * 160mm (thickness). Width of triangle prism:126mm, thickness: 2.0mm Weight: about 26kg/square meter. Image ... service and the best quality assurance, to your satisfaction. Outdoor T type Trivision Billboard