Electric Jack Driven Lifting Truss Frame Height Adjustable Stage Roof Steel Truss

Electric Jack Driven Lifting Truss Frame Height Adjustable Stage Roof Steel Truss. Tool-Free & Crane-Free Installation: Adopting pin connection and electric cylinder installation design, no professional tools or cranes are needed. A small number of workers can complete the installat. Big & Heavy-Duty: Our steel trusses build out big setups effortlessly with long spans and strong load limits. They safely hold line arrays, LED walls and lighting rigs, perfect for big live events. Smooth, safe, green operation: leak-free, low-noise electric drive. Weatherproof anti-rust steel works reliably outdoors rain or shine.