A-Smart&reg; Black 6.6 Ft Steel Sliding Barn Door Hardware Kit Rail Track Set Fit Wooden Wall and Concrete Wall Condition: Brand New Material: High Quality Steel Surface Pa66 Nylon Wheel Hanger provide non-noise and smoothie slide, wheels have dual bearing. Door weight capacity: 170lb; Fit door panel width:36 '' Door panel thickness: 1 3/8'' and 1 3/4 '' Package Includes: (2) 39.6" Rail (5) Wall Hangers (2) Rollers (2) Door Stops (1) Floor Guide. Door not included, only Hardware kit.