This is a customized one-off Fire Replicas Mack B-Model Tandem Axle Tractor and custom-made trailer set built by Precision Scale Replicas, and there was only one built in this color.  The base model used was a Fire Replicas Mack B-Model Tandem Axle Dump Truck, which there were only 50 made. The model is 1/50 scale and is a static model. The model also comes in its original display case and is a static model.