Spigot Truss Top Section Skymear tower truss systems are all based on standard SkymearStructures truss. Extending your inventory to encompass more complex systems,like towers or roofs is a cost-efficient process. Overview Skymear truss tower systems are based on standard SkymearStructures truss. Extending your inventory to encompass more complex systems (like towers or roofs) is a cost-efficient process, proceeding as a step-by-step investment. You only need to buy the additional parts, such as base or top sections to complement the truss to use them as tower truss. This approach offers extraordinary flexibility and facilitates optimum use of your existing trusses. Top-section is one part of tower truss, which is made of alu and can be equipped with hander or electric hoists. It is connected on top of roof truss pillars, and usually in combination with hoists. All our aluminum trusses are made in China.We can do OEM for your customized service and provide our factory price directly to you. Aluminum TrussesMobile Truss Clamps, Riser Folding Stage, Rubber Cable Protector Supplier All our aluminum trusses are made in China. We can do OEM for your customized service and provide our factory price directly to you. If you want to know more about our products, you can contact us.