PLEASE MEASURE THE LENGTH OF YOUR TRUSS BAR BEFORE ORDERING! For Coleman 12' x 12' Straight Leg Instant Canopy Gazebo (Model 2000012501) 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. Included: Metal - ONE ( X ) TRUSS Bar Set (Exactly as shown in picture) No other parts Included. Dimensions: 36" x 3/4" x 3/8 Included: Metal - ONE ( X ) TRUSS Bar Set (Exactly as shown in picture) No other parts Included. For Coleman 12' x 12' Straight Leg Instant Canopy Gazebo 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: 36" x 3/4" x 3/8