Description: Hidden Sliding Door Hardware Kit: The Hidden Sliding Door Barn Door Hardware Track Set is a reflection of modern design and functionality. Its hidden track design ensures smooth working of your door without visible tracks, creating a seamless look that's both beautiful and practical. The sliding bi directional buffering system allows for easy pushing pull, providing quiet and smooth openning and closing, ideal for any room in your home or office. Versatile and User Friendly: This hardware kit is suitable 800-1220mm door widths, making it a versatile choice for various interior design. There are no tracks on the ground for easy walking, the installation process of this kit is simple. Sturdy Construction: This door hardware Kit is made from quality industrial aluminum alloy that's sturdy Its surface has been treated, anti rusting. The accompanying fine and small ground wheel design allows for easy sliding, providing steady, quiet rolling. Material: The Sliding Door Hardware Kit is made from Aluminum Alloy Zinc Alloy Nylon material ensuring durability over time . Package Includes: 1 main bracket , 5 ST4X40 cross self tapping screws, 5 expansion tube 6x40, 25 ST4X16 cross self tapping screw, 2 buffer, 2 ground wheels, 1 lower positioning wheel, 1 4mm wrench, 1 upper track , 1 lower track, 1 decorative cover, 1 2mm wrench . Specification: Door Hardware Accessories Applicable Door Panels: 40mm Door Leaf Thickness: about 45mm Load Bearing Capacity: 80kg Applicable Door Width: 800-1220mm Material: Aluminum Alloy, Zinc Alloy, Nylon Scope Of Application: Wardrobe Doors, Tv Cabinet Doors, Room Doors, Corridor Doors, Etc. Package Includes: 1 Door Hardware Kit Note: Please allow slightly errors 1-2cm differences due to manual measurement.