System 290 is made of main tube 50x3mm and braces 20x2mm. It has got SZ02.02 connection. Thanks to their spatial design, the aluminium trusses look attractive and are very strong. They can be arranged in different ways and are successfully used as elements of stage roofs, trade fair structures, exposition structures, big screen structures, LED display screen and projection screen support frames, lighting “gates” and sound “gates”, as well as frameworks of advertising banners or stage decorations. Each truss is of the highest quality which is confirmed by ISO DIN 4113 and TÜV certificate granted to our company. Each element is thoroughly inspected.