PurposeUSED TO TRANSPORT THE PRATT & WHITNEY THRUST REVERSER FROM THE AIRPLANE TO, FROM, AND AROUND THE MAINTENANCE SHOP ENVIRONMENT AND ACT AS A WORK STAND THAT ALLOWS ACCESS TO THE ENGINE SIDE AND AIRFLOW SIDE OF THE THRUST REVERSERAirplane777-200, 777-200ER, 777-300Usage CodeMAINTENANCE, OVERHAUL 