General description Seiko Manufacturing's 100mm quiet and heavy-duty swivel caster features a high-elastic rubber tread combined with a robust steel bracket, ensuring excellent wear resistance and absolute silence during operation. Designed to maximize practicality, these casters are ideal for various applications while preventing scratches on floors. Technical specifications Diameter: 100 mm Load capacity: 180 kg per caster, 540 kg (180 kg * 3 for three casters) Steel plate thickness: 6 mm Usage Suitable for hospitals, factories, warehouses, schools, and airports Ideal for heavy-duty applications such as trolleys, equipment, workbenches, and hospital beds Other information Double Routing with Billings and Acoustic Treatment with Lubricating Oil Inside for smooth 360° swivel Quick brake and locking screws for enhanced safety and stability Soft rubber tread to minimize noise and prevent floor scratches