DescriptionThis item is a barn door roller.The smooth edges design ensures that the rollers sit on the rails without scratching the door.Manufactured from high-end sturdy nylon material to ensure corrosion resistance and long service life.Suitable for barn doors, kitchen doors, bathroom doors, etc.Features- Material: POM. - Note: Adapted to 6mm thickness rail. - Suitable for sliding doors, round rails, I-beams, square tube rails, with super weighing capacity.- Prevent the gate from tipping over on the track, and guide the sliding gate to move smoothly and smoothly.- POM material is strong and durable, not easy to corrode, help the door to keep balance and ensure smooth sliding.- Thickened POM wheel, high wear resistance, smooth sliding and easy installation.- The pulley is designed to be quiet, and it will not make noise when using it.