Heavy-duty commercial grade pocket door frame for 1-3/8" or 1-3/4" doors up to 125 lb. Easily assembled, designed for the consumer. Includes: Tricycle hangers, providing smooth rolling action; jump proof, removable track; stiffeners; self-adjusting floor anchors and stops. Standard 6' 8" height. For 2" x 4" wood stud walls. Finished opening width 3' 0". Marked for cutting to any shorter width opening. When installing for 1-3/4" door, it is necessary to also order the pocket door adapter kit.