The 2 Way 90 Degree Angle Square Truss Corner helps you easily make squares or rectangles and works with the XT Series box truss. 
 
At the heart of the system is a square truss that utilizes a standard conical connector system, which easily mates with other brands of truss of the same size and connector style, and is available in a variety of lengths to suit your designs. It also works with different types of corners, base plates, connectors, and accessories that add stability while expanding on limitless configurations.
 
Features
Built to exacting specifications
TUV Certified Welding & Processes
Compatible with most Conical Coupled trussing
Includes tapered shear pins with clips and 4 conical couplings