Event Party Portable Heavy Duty Steel Crank Stand Lifting Aluminum Square Truss System 40x40ft （12x12m）

4 pieces 6.5m 250kg crank stands

16pieces 3m-300x300mm bolt truss for a square frame

among them there are 4 pieces to have additional connecting face.

spigot truss F34 290mm- 3m 24pieces for a square frame

with 4 cubes