This app helps you identify your AEG gearbox version.
Modern airsoft gearbox is a mechanical system with gears and motor that transfer electrical into mechanical energy for firing. This app helps you find out the gearbox version of your airsoft AEG. You pick a gearbox version, and the app will produce a list of corresponding AEG models for your reference.
Android Phone, iPhone, Windows Phone, Desktop PC: https://fingertainment.itch.io/find-the-aeg-gearbox-version