Product details:

Package Includes: 2 x Steel Hanger/Roller 1 x 5FT Flat Track 4 x Adjustable Spacer 1 x Floor Guide 4 x Expansion Bolt 4 x Lag Bolt 4 x Washer 2 x Door Stopper 2 x Anti-Jump Pad 1 x Hex Wrench 1 x Installation Manual Pre-install Notice: 1. 2. This door hardware is compatible with door panel width of approximately 30'' and thickness of 1 3/8 to 1 3/4. 3. You need to have at least 12'' of space between the top of the door to the ceiling to accommodate for the hardware.