The HO scale MODEL POWER 70100 EXXON 42' 3 DOME TANK CAR 1121 is a highly detailed and realistic model of a tank car used in rail transportation. This tank car features three domes for storing liquid cargo and comes in its original box, making it a valuable addition to any model railroad collection. With its accurate representation of a 42' tank car and HO scale size, this model is perfect for enthusiasts of model railroads and trains.