Prior to buying, please measure what replacement part you will need because there are many different styles and sizes of replacement parts that can differ from year, model, and size of canopy. Please refer to pictures to determine the exact measurements of the parts you are buying and make sure that is the part your canopy needs. If you have any questions or doubts, please message us. Included: Metal - ONE ( X ) TRUSS Bar Set (Exactly as shown in picture) No other parts Included. For Coleman Instant 13'x13' 1-Push Center Hub Shelter or any brand have same dimensions and specification PLEASE NOTE: This truss does Not attach to the Middle. It attaches on the corners as shown in picture. Dimensions: 43 1/4" x 15/16" x 7/16"