General description The 4 Pairs Sliding Door Wheels are designed for smooth and quiet operation, making them an ideal choice for cabinets, wardrobes, windows, and sliding doors. Constructed from high-quality materials, these wheels ensure durability and stability. Technical specifications Pulley panel dimensions: 74mm (length) x 37mm (width) Panel thickness: 20mm Pulley diameter: 33mm Pulley thickness: 9mm Installation Quick installation button for easy setup Copper button for the upper guide wheel Retractable upper wheel for convenient door leaf installation Recommended installation of 2 to 4 pulleys per cabinet door Usage These sliding door wheels are suitable for various applications, including cabinets, wardrobes, and windows, providing a smooth sliding experience without jamming.