Our Heavy Duty Trolley Wheels are constructed using only the highest-quality materials. With a housing made of plastic or sheet steel, it is robust while being kind to your floor during use. A twin wheel castor with soft tread is especially suitable for easily damaged floor coverings, such as tiles, parquet, or laminate, while hard treads are better for soft floorings, such as carpet. And to ensure you don't receive a static electric shock after use, the twin wheel castor is also available in an electrically conductive version. We are offered to this Heavy Duty Trolley Wheels is available at reasonable rates.