Check the listing for details. ProX XT-GSWSB Ground Support for Video LED Panel Wall Truss System idjnow. Condition: New. Listed at 399.99 USD. The ProX XT-GSWSB is a ground support for video LED panel wall stacking hanging truss display system for F32, F34, and 12-inch Bolt Truss. This cutting-edge ground support system is structurally certified and includes everything needed to set up and stack two rows of video panels quickly and safely. It takes minutes to set up and break down in half the time it takes for conventional LED ground support methods. It has adjustable leveling rubber feet with tightening clamps. These ground support bases are ideal when used in conjunction with XT-TC5LEDPA and XT-SC8LEDPA. ProX XT-GSWSB Ground Support System Features: For F32, F34, and 12-Inch Bolted Truss. Adjustable Rubber Leveling Feet. Mounts 2 Rows of LED Panels. Made from Steel. Leveling Bar Dimensions: 3.28' FT. Base Length: 39" In. Each XT-GSWSB Retail Box Includes: (1) ProX XT-GSWSB Ground Support for Video LED Panel Wall Stacking Hanging Truss Display System for F32, F34, and 12" Bolt Truss