HIGH QUALITY STAINLESS STEEL MATERIAL - The floor guide for sliding glass doors is made of high quality materials. Made of high quality 304 stainless steel, which is resistant to acids, alkalis and dirt. Temperature and abrasion. APPLICATION - The bottom floor guide is ideal for mounting on the floor. to the floor to keep the glass door aligned so that it can slide straight out when opening and closing, suitable for use with the glass door. à a glass thickness of 8 to 8 12 mm ADJUSTABLE RANGE - The sliding glass door floor guide is adjustable for glass thickness of 8-14 mm/0.31-0.55 inches, ensuring a perfect, smooth fit. WIDE APPLICATION - The sliding glass door floor guide features brushed surface treatment, fine workmanship and suitable for use on frameless glass doors, such as shower rooms, glass partitions, etc. SMOOTH MOVEMENT --- Floor guide - This hardware is installed on the wall to prevent the door from tilting sides to ensure every movement is stable and smooth.