Bolt truss

1,All kinds of truss,mainly used in performance,project,exhibition and so on. 2,The truss can hang light,sound,speaker ect.. 3,Convenient to use,quick building. Size:450x450/3mm thickness ,main tube 50mm*3mm,brace tube 25mm*2mm,the normal length for one pc is 1m-4m,it can be stretched to 15m with max 500kg load,it also match to horizontal truss SQU7660 as truss pillar up to 15m with load at 2000kg vertically.we have been this business for many years,so supply the products with resonable price.Base on equality and mutual benefit,high quality and favorable price