Size: 48" LongMaterial: SteelFinish: Zinc PlatedColor: WhiteFor Door Openings Up To 48"For Door Panels 1" To 1-3/8" Thick, Weighing Up To 30 lbs. EachSpring Loaded Top Pivot And Roller Guide For Easy InstallationIncludes Steel Track With Pivot Bracket, Top Pivot, Guide Wheel, Jamb Mounting Bracket, Bottom Pivot, Two Door Snugger, Wood Door Knob And Offset Hole Non-Mortise Hinges