This 80mm light duty stainless steel bolt hole swivel braked castors with electrically conductive wheels which are suitable for lightweight applications where anti static castors are required. The stainless steel castors with brake are non corrosive and resistant and the light weight electrically conductive wheels are anti static, light and durable. The foot operated brake simultaneously brakes both the swivel head and the wheel. 80mm Stainless Steel Swivel Castor with Brake M12 Bolt Hole Electro Conductive Rubber Wheel