This 80mm braked polyurethane castor is made of a zinc plated housing which ensures the castor is robust enough and suitable for a variety of environments. The swivel braked castor with the grey polyurethane wheel is strong and durable and suitable for moving machinery and equipment. The foot operated wheel brake simultaneously brakes both the swivel castor head and the wheel. 80mm Grey Polyurethane Swivel Castor with Brake