Construction of new passenger cars TYVQTZ JSC Trolley assembly Trolleys of model 68-922 (921) for a refrigerated wagon, complete with wheelsets; Trolleys of model 68-922 (921) for a refrigerated wagon, without wheelsets SHOULDER-LESS TROLLEY FOR PASSENGER WAGONS MODEL 68-921 (68-922) TROLLEY OF METRO WAGONS MODELS 81-717, 81-714 TROLLEY CRADLE FOR PASSENGER WAGONS MODEL 68-908 (68-909)