[Smooth sliding] Roller panels and support panels allow wardrobes, cabinets 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 home cabinet 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 sliding door assembly for easy installation. [Compatibility] Compatible with various sliding doors, such as wardrobes, cabinets, etc., suitable for different furniture applications. [Note] The package does not i.