Description These floor guide set ensure a high level performance for your sliding barn door. The two point screw slots provide a secure lock to prevent the door from swinging to the sides. Before install, measure your door height, door trim(if available) and bottom groove, leave appropriate for your floor guide height. Features - Color: White. - Material: POM. - Size: 4.50X2.30X2.00 cm/ 1.77X0.90X0.79 inch. - Door stopper, prevent your door from rolling off the rail, anti-collision, ensure a quiet close. - Work for non-grooved and grooved doors. Fully adjustable, suitable for all thickness sliding barn doors. - The floor guide can prevent the door from swing, allow you to open and close your door freely. - This hardwares is going to be Installed on the floor to ensure the door stays in-line with the rail above. - It is manufactured with professional technology to ensure the of the product and can work for a long time. Door stopper, prevent your door from rolling off the rail, anti-collision, ensure a quiet close Work for non-grooved and grooved doors Fully adjustable, suitable for all thickness sliding barn doors The floor guide can prevent the door from swing, allow you to open and close your door freely This hardwares is going to be Installed on the floor to ensure the door stays in-line with the rail above