PurposeUSED TO LIFT EITHER END OF THE MLG TRUCK, WHEN THERE IS INSUFFICIENT CLEARANCE UNDER THE FORE OR AFT JACK POINTS, UNTIL ANOTHER JACK CAN BE PLACED AT THE NORMAL JACK POINTAirplane777-200, 777-200ER, 777-200LR, 777-300, 777-300ER, 777-8, 777-9, 777FUsage CodeMAINTENANCE 