1. Product Information - 1. Product Name: Threaded Caster - 2. Type: Rotatable Double Wheels - 3. Wheel Size: 40 x 9 mm / 1.6 inches x 0.35 inches (Diameter * Thickness) - 4. Overall Size: 45 x 35 x 60 mm / 1.77 inches x 1.38 inches x 2.36 inches (Length * Width * Height) - 5. Thread Diameter: 6 mm / 0.24 inches - 6. Thread Length: 12 mm / 0.47 inches - 7. Material: Plastic, Metal - 8. Color: Black - 9. Weight: 46 grams - 10. Features: 360 - degree rotation, with threaded interface, suitable for office chair casters 2. Scope of Application - Widely used in furniture, trolleys, shopping carts, electrical equipment and various industrial equipment. 3. Package Content - One threaded caster 4. Precautions - 1. Due to lighting and different monitors, the color of the product may slightly differ from the actual item. - 2. The allowable error for size measurement is ±1 - 3 cm. 5. Note - Only the above package content is included, and other items are not included.