The Grand Aero 4 Mirror offers all the benefits of the Aero 3 Mirror, plus the maximum view possible, combined with very high stability. With the Grand Aero 4 Mirror it enables you to see the top and bottom of your caravan so you can avoid hazards, such as low trees branches, sign posts sticking out etc. As you would expect from Milenco, this is a very high quality product, manufactured with the best materials available. Will fit most cars.