Trusst CT290-4390C 12IN 3-Way 90 Degree Corner3 way 90 Corner helps you easily make squares, rectangles or cubes and works with our 12 inch (290 millimeter) wide piece of Truss. Features: Manufactured from high grade and lightweight aluminum which is easy for transportation and setup Carefully crafted by SLV certified welders Compatible with many TRUSST accessories to create an astonishing and custom presentation Many options available to achieve custom designs and unique structures Includes