Door Stop Parts: Single T-shaped bracket with matte black finish fits perfectly with your barn door hardware. Suitable for sliding barn doors, keeps the bottom of the door stable and prevents the bottom fromthe door from swinging when sliding, perfectly aligned and smooth. High-quality material: This floor door stopper is made of high-quality carbon steel and plastic. The door stopper is strong, durable, practical and reliable. Compared with other door stops on the market, the wall protectoris more stable and can be used for a longer period of time. Widely Used: The door stopper is suitable for door stop floors, such as homes, dormitories, offices, hotels, cabinets, courtyards, front doors. Fully adjustable. Place the floor rails at the right distance toany door thickness. 【Prevent Damage】The door stopper can prevent you from damaging the wall when opening or closing the door, preventing rough doors from damaging the door and wall. Due to the material they are made of,Door stop