Feature Highlights: 1. Smooth Rolling: These directional casters roll smoothly without getting stuck, so you can move your cart around easily and save effort. 2. Quiet Operation: The wheels run quietly, keeping your workspace peaceful and protecting your floors from damage. 3. 4-Piece Set: You get 4 fixed caster wheels in one pack—each measuring 3 inches—with a clean, good-looking design. 4. Perfect Replacement: Ideal for swapping out old, broken, or worn wheels on carts and similar equipment. 5. Durable Build: Made from tough polyurethane (PU) material, these casters are strong, stable, and built to last. Product Details: This set includes four 3-inch yellow fixed directional caster wheels made of high-quality polyurethane (PU). They roll smoothly and quietly, making it easy to move carts while protecting floors. Designed as reliable replacements for worn or damaged wheels, they’re sturdy, simple to install, and give equipment a fresh, functional upgrade. Specifications: - Type: 3-inch Fixed Directional Caster - Material: Polyurethane (PU) - Size: Approx. 10 x 9 cm / 3.9 x 3.5 in - Color: Yellow - Quantity: 4 wheels per set