[Smooth Sliding] Roller panels and support panels allow cabinets, wardrobes and other sliding doors to slide easily and operate smoothly. [Sliding Door Wheel Size] The pulley panel is 74mm long, 37mm wide, pulley diameter 30mm, pulley groove width 6mm, perfect for sliding doors, windows, wardrobes, etc. [Material] This door wheel is made of stainless steel panels and brass rollers to ensure long-lasting durability and corrosion resistance. [Package] Each pack includes 4 roller panels, 4 support panels and 4 locators, providing a sliding door assembly for easy installation. [Compatibility] Compatible with various sliding doors, such as wardrobes, cabinets, etc., suitable for different furniture applications. Note : The data are all measured manually, please allow 1-3cm error due to differences in light and display, there may be some color differences, please refer to the actual item received.