Make Repairs Easier: Stop worrying about broken folding door hardware! bi-folding door repair parts have correctly classified the hardware problems of the entire bi-folding door, providing a variety of parts in standard sizes, safe materials, and durability. Detailed installation instructions are included with each package, which is easy to operate and replace parts. Bi-fold barn door hardware set saves money and gives you a sense of accomplishment in repairing doors or furniture.Easy to Install, Worked Well: When replacing the bifold closet door hardware kit, you hardly need to make any extra drilling, measuring, and other adjustments when you are changing the fittings. pivots and guide wheels have their own springs, when they are fixed on the door hole, by pressing the built-in springs, the distance between the door and the track will be adjusted so that it can quickly enter the bracket and track, and the folding door can slide easily.Solid & Durable, Widely Used: Double folding door fittings are mainly made of steel and plastic. The high hardness of steel and the good toughness and wear resistance of nylon PA6 plastic. They will not become brittle and break over time, making them long-lasting. Suitable for repairing bi-fold doors, sliding doors, bi-fold closet doors, bedroom closet doors, garage doors, laundry room doors, pantry doors, etc. Door hardware can quickly make your doors look like new.