This is a customized Fire Replicas Mack B-Model Tandem Axle Tractor 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 84 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.