Our 4 Inch Chair Universal Platform Trolley Furniture TPR Soft Grey Rubber Plate Swivel Caster Wheels with Brake are designed to provide exceptional performance and versatility. Made in our state-of-the-art factory, these wheels are engineered to meet the highest industry standards. The TPR Soft Grey Rubber Plate ensures smooth and quiet operation, while the swivel feature allows for easy maneuverability. The built-in brake provides added safety and stability. Perfect for chairs, trolleys, and furniture, these caster wheels are a reliable choice for both residential and commercial use.