... lighting and speakers for exhibition and performance,also can be stage truss FOB: USD44 Usage: truss is used for ... screw or conical coupleShape square,triangle, layer,circle…Such stage can be used in exhibition,performance,advertisemt, outdoor celebration ... ,Transport Facilities,Landscape Sketch,Commercial Falilities,Interior Sketch LED Lighting Truss,Lighting Truss, Exhibition Truss,Performance Truss ...