Viper Combat Helicopter AH-1Z US Navy Marines Combat Helicopter Die-cast Metal This large-scale model AH1Z Viper is a small copy of a real American combat helicopter Made of environmentally friendly, durable and high-quality materials. AH-1Z Viper is a US attack helicopter based on Bell AH-1 Super Cobra The scale of the model is 1:48 The length of the helicopter is 30 cm