Bifold door hardware kit include: top bracket *2, bottom bracket *2, top guide wheel *2, top plastic pivot *2, bottom pivot *2, spring metal pivot pin *2, screws. Suit for 7/8" to 1" wide door track.Durable materials: bifold closet doors Repair Kit is made of stainless steel and nylon PA6 plastic. It is waterproof, rust-proof and moisture-proof. The pivot and guide wheels of the hardware repair kit come with springs to prevent sliding jams, ensuring your folding doors to slide smoothly like a butter.Easy installation: bifold door repair kit comes with all the necessary parts for you to deal with a broken folding doors. No need for professional maintenance workers, Do it yourself in no time to complete the installation, your folding door will have a look new.Widely application: Bifold Door Hardware Repair Kit can be widely used for repairing sliding doors, folding doors, closet doors, wardrobe doors, accordion doors.