
Wbd Heavy Duty Cast Iron Core PU Caster Red Polyurethane Castors and Universal Wheels for Trolley. Heavy Duty Load Capacity: Maximum load up to 380kg with cast iron core and polyurethane wheels. Versatile Wheel Sizes: Available in 4, 5, 6, and 8-inch diameters for various applications. Integrated Braking System: Equipped with a brake mechanism for enhanced safety and control. Durable Ball Bearings: Utilizes ball bearings for smooth rotation and long service life. Corrosion Resistant Finish: Surface treated with zinc plating for rust protection. Wide Application Range: Suitable for industrial machines, medical facilities, trolleys, and more. Multi-Color Options: Available in red polyurethane and other material options like TRP and Nylon. Certified Quality: Products meet RoHS, CE, and ISO9001 certification standards.