... thickness:2mm ,3mm ,4mm.The truss have :2-way ladder truss,3-way trangle truss,4-way square truss.The normal each lenght have ... .5m /2m /2.5m /3m /3.5m /4m..... Arched aluminum truss:>>Size: Truss - Popular & fashionable, long-span, high loading capacity, quick to ... build and tear down, durable, light weight Truss, aluminum truss, spigot truss1)Size: 23.62’’(600mm)*29.92’’(760mm) 600X760MM2 ...