PurposeUSED TO MOUNT THE J21001 AC EQUIPMENT HOIST ADAPTER TO CUSTOMER FURNISHED A20001 BOOM HOIST, J20009 JACKING EQUIPMENT, OR A71015 LIFT FIXTURE. IT IS RECOMMENDED THAT A CUSTOMER FURNISHED J20002 LOAD POSITIONER BE USED WITH J20009 JACKING EQUIPMENT OR A71Airplane777-200, 777-200ER, 777-200LR, 777-300, 777-300ER, 777-8, 777-9, 777FUsage CodeMAINTENANCE 