General description Made of high-quality materials with fine workmanship, these double wheel door pulley rollers ensure smooth sliding. They are corrosion-resistant, rust-proof, and not easy to deform, making them a durable choice for various applications. Technical specifications Material: Metal Color: Silver Package Contents: 6 x pulley (with mounting screws) Measurement allowed error: +/- 1-3 cm Compatibility and accessories Suitable for barn doors, kitchen sliding doors, wardrobes, closets, and other furniture. Installation Easy installation and disassembly.