?Note? Please measure the length of You Truss Bar Before Ordering. ?Compatible Model? Compatible with Ozark Trail instant 10' x 10' Straight Leg Canopy Gazebo or any brand have same dimensions and specification. ?Dimensions? 39 7/8" x 3/4" x 3/8" ?Installation? This truss does Not attach to the Middle. It attaches on the corners as shown in picture. ?What You Get? One ( X ) Truss Bar Set,Same as what you see in the picture.