Telescopic Aluminium support pole and adjustable central hub allows for adjustment of height. width and angle of graphics. Water or sand filled base for stablity. Supplied with bar. A single-side or double-sides are available. our products can be set up in seconds, easy to transport and comes with high quality. Depend on the scientific managing and the abundant base we do our best to serve all clients (domestic and oversea) . If you are interested in our products or have any further inquiries please do not hesitate to cantact us .