Part_EDT6_T3W90R_Dimensions_Museum_Exhibit_design_Aluminum_Truss_Retail_Booth_Kiosk Posted on October 23, 2015October 23, 2015 by Rob Boutcher Part_EDT6_T3W90R_Dimensions_Museum_Exhibit_design_Aluminum_Truss_Retail_Booth_Kiosk Dimensions for EDT6_T3W90R 3 Way 90° Junction Right. 6 inch wide mini truss by EDT Exhibit and Display Truss.