S150 base plate is used for S100 upright extrusion, its diameter is 335mm and with hexagon socked cap. It is made of steel and weights 1.31 kilograms.  All of our accessories are easy to install.  Thanks to full ranges of accessories, Standard System is able to realize various functional and advanced designs and is easy to install, dismantle, transport and store. The most classic solution, yet still universal in countless scenarios, for standard booth\ shell scheme\display booth \exhibition booth\pavilion group booth\trade show\back to back booth\fascia board\expo and liner booth, widely used in exhibition industry.