1:72 Scale Metal Diecast ? Sturmhaubitze 42 StuH Tank Destroyer - Length: 3", Width: 1.5? This model is made of a combination of metal and plastic. The tracks are made of rubber and are fitted, however they do not move. The coloring and markings are accurate and realistic. The maker of the model ,Amercom, really did a good job with the model, the panel lines and details are very clear and crisp. These models have different details engraved such as doors, hatches, panels, lights, ports, antennas, machine guns, ropes, shovels, etc; all of these done with high accuracy and proportion. When they are painted in different color, say for example, shovels and ropes, they are indeed painted accurately. The base measures about 5.25 inches by 2.75 and at one side of the base is some info about the model such as the type of tank, the outfit it belongs and the time period it served. This is not a toy. Recommended for 15 and up The StuH 42, SdKfz 142/2, or Sturmhaubitze 42 was a self-propelled gun that was used by Germany during World War II. It had a Maybach HL 120 engine that was capable of propelling it at speeds of up to 40 km/h. It was based upon the StuG III Ausf. F chassis with its most notable difference being the addition of an L/28 howitzer for its main gun. The purpose of this addition was so that the Wehrmacht would have an effective combat support unit that would work well against infantry.