Adjustable Roller: It comes with an adjustable roller, which makes the door smoother.Easy to use: Fix it on the wall with the screws, no extra wood is needed to make it work smoothly. It adapts to all door types to provide smooth operation and comes with range adjustment from 2.5cm to zero.MaterialThe sliding door floor guide is made of high strength steel and POM nylon.Premium Design: The heavy duty sliding door floor guide comes with a recessed design that gives it a great finish. And the door does not need grooves, which avoids damage to your door.Ideal SolutionThis sliding door floor guide is the best solution for the home and is used with the floor, door panel, and comes with an adjustable roller as well as 2 floor guides and 4 sets of screws for easy installation.Product descriptionFeatures:1. Improves the appearance of the floor guide and protects the screws or bolts and increases their structural life. In addition, it can prevent scratching the door from exposing hard edges.2. 8 in 1 installation Optional assembly methods, this means that no matter what size your door is, it will almost certainly fit.3. Coating with black powder surface, provides corrosion protection and long service life. Sturdy, durable construction with a flush bottom to ensure the floor guide sits on the floor without scratching the floor. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.