1 inch furniture linear wheels made of rigid PP plastic provide durable, reliable performance for everyday use. Key benefits - Quiet operation to keep living spaces peaceful and free from noise - Directional fixed casters offer controlled, straight-line movement in a chosen direction - Durable rigid PP material resists wear and provides long service life - Simple solution for improving smooth opening and closing of sliding doors - Pack of 4 delivers enough quantity for multiple furniture pieces or replacements What makes this stand out - 1 inch diameter wheels designed for compact, unobtrusive use in furniture - Fixed direction casters reduce wandering and help guide panels and doors along a precise path - Lightweight yet durable construction suitable for frequent sliding action Specifications and attributes - Wheel material: rigid PP plastic - Wheel diameter: 1 inch - Type: directional fixed casters - Pack quantity: 4 Use scenarios - Sliding cabinet or closet doors: install to achieve smooth, quiet opening and close with consistent direction - Lightweight rolling furniture: add to consoles, low carts, or small storage units that require controlled straight movement - Replacement wheels for sliding panels: refresh worn wheels to restore quiet operation and reliable guidance In brief These 1 inch PP plastic wheels with directional fixed casters deliver durable, quiet, straight-line performance for sliding doors and various light to medium weight furniture applications. Pack of 4 provides practical coverage for multiple pieces or replacements.