Red Walkthrough Plane Design

Quick answer：

Red Walkthrough Plane Design typically refers to a design concept in aviation where the main landing gear of an aircraft is retracted during taxiing or flight. This design is aimed at reducing drag and improving fuel efficiency. It is a common feature in high-performance military and civil aircraft. However, 'red walkthrough' is not a standard term and might be a misinterpretation or a specific feature in certain models.