Easy to Install: These sleeves are easily replaceable and the installation procedure is easy to follow. Safe and Reliable: The hinged silent roller sleeve is precisely mounted on the roller shaft, and its main function is to fill the between the roller and the hinge, providing a good cushioning effect and guaranteeing quiet and smooth operating. Premium Texture: The garage roller is constructed of premium quality ABS texture, which is safe and has good stability, not easy to be damaged, and can effectively that the garage door is tightly articulated when it is moving to achieve a smooth and steady sliding effect. Good Adaptability: This product is well adapted to a wide range of garage doors. It is particularly suitable for garage doors up to 80 mm in length, and can effectively meet the needs and standards of this type of garage door. Noise Reduction: The device is mounted on the roller shaft, and its structural design and exquisite craftsmanship can significantly reduce the friction and vibration during operating, and achieve a quiet effect, effectively avoiding the noise interference., Weight: 0.11904962148 Pounds, Manufacturer: Ehwisbe