Bidirectional damping buffer wheel for sliding door pulley Smooth and quiet operation: the bidirectional damping buffer wheel minimizes noise in both directions, providing quiet door movement in any environment. load capacity: engineered to support significant weight, this pulley is suitable for wooden doors and designed for longlasting, safe performance. Easy installation: the hanging rail wheel design enables quick setup and immediate use without requiring assistance. Compatible with multiple door types: versatile for various applications, especially in residential or commercial settings with wooden doors. Use scenarios Residential interior doors: ideal for sliding closet, pantry, or room divider doors made of wood, reducing noise and improving ease of use. Commercial spaces: suitable for office partitions or conference room doors where smooth, quiet operation is important. Renovation and retrofit projects: easy to older hardware to upgrade to quieter, more reliable motion on wooden door systems.