High quality:The barn door hardware is made of aluminum alloy, not only sturdy but also lightweight. Application: Max door panel width: 30; door panel thickness: 1” to 1-3/4”; max load bearing: 170lb. The sliding door hardware adopts a beautiful modern design, which is a good choice for you considering installing barn doors. Package List:1x 5FT track, 2x decorative cover, 2x end caps, 2x roller hanger, 2 kinds of door handles Easy to install: You just need to fix the track, hang the door and cover the caps. The package comes with instructions, and as you can see, our pictures also show how to install it. Perfect After-sales Service: We have a professional customer service team 24 hours online to serve you, If you encounter any questions or troubles, please let us know. We will be happy to solve them in time.