Chennai: An indigenously designed and developed landing gear for the Unmanned Aerial Vehicle (UAV)-Rustom II has been successfully tested on Thursday, a defence statement said. The landing gear developed by a Defence Research and Development Organisation (DRDO) laboratory here has undergone low-speed and high-speed taxi trial in Chitradurga, Karnataka, it said. The maiden flight of Rustom II with the indigenously developed gear was successfully carried out. "The Combat Vehicles Research and Development Establishment (CVRDE), the main laboratory of DRDO, has designed and developed the gear," the statement said. Rustom II is a medium-altitude long-endurance UAV designed for carrying out surveillance for the armed forces.