760*600mm spigot-type square truss 1.large loading,corrosion resistant 2. ... to set up 4.15-25 service year 760*600mm spigot-type square truss Shape:Can be Square / Triangle / Layer / ... displays, exhibition, performance show, concert, event etc.. Finish in a spigot or screw as your request. Convenient for set up and ... contact me for more details.Mobil no. 13610346332 760*600mm spigot-type square truss