The automatic door closer is made of metal, one-piece process, corrosion-resistant and durable. Door closers are suitable for fire doors, hotels, property apartments, residential quarters, offices, interior doors, room doors. The door closer is designed with double spring structure and rollers, which can protect the door from damage and reduce noise. The door closer can be adjusted left and right to reduce the closing force and prevent the door from being damaged. It is comfortable and practical, and also prevents you from forgetting to close the door., Manufacturer: TRDEWR