This Elesa & Ganter 449601 transport wheel has an 80mm diameter and a 25mm width. The wheel has a height of 107mm and features a torsional design with a lock for secure transport. The wheel is made out of durable plastic and is designed for a number of heavy-duty applications. It is suitable for wheelchairs, wheeled shopping carts and other wheeled items requiring transport and maneuverability. Its torsional lock allows the wheel to be easily locked in place while in transit. The wheel is also capable of handling contact with most everyday surfaces.