TrussT® is comprised of modular aluminum components that are manufactured from high-grade and lightweight aluminum. All TrussT products are fabricated by SLV-certified welders and made from 6082-T6 alloy aluminum. The CT290-430CIR-90 arc truss with an outside diameter of 3.0m (9.84') and a 90° arc is compatible with many TrussT accessories and suitable for a multitude of applications and designs when used in combination with TrussT sticks, corners, base plates, accessories, and clamps. Connecting hardware is included.