Longlasting construction Made of stainless steel and PA6 nylon plastic, this folding door hardware kit is sturdy, durable, and built for a long service life. Renew Your Door Quickly restore your door's function with this kit and give it a refreshed appearance, extending its lifespan. Versatile Usage Compatible with a wide range of doors, including bifold cabinet doors, wardrobe doors, sliding doors, pocket doors, garage doors, barn doors, accordion doors, laundry room doors, pantry doors, and more. Smooth Sliding Equipped with springs, the hubs and guide wheels prevent the sliding parts from sticking, delivering smooth, hassle operation. Use scenarios Bifold cabinet doors in kitchens or laundry rooms: restore smooth movement and improve function with minimal downtime. Wardrobe or sliding doors in bedrooms: renew operation and extend door life with ease. Pocket, garage, barn or accordion doors in living areas or workshops: enhance sliding performance and reliability.