LIFE-LIKE TRAINS HO SCALE OPERATING GRAVEL UNLOADER WITH SIDE-DUMP GONDOLA CAR NO. 21311. WORKS WITH STANDARD AND POWER-LOC TRACK. EASY TO USE. EXCITING. REALISTIC. AUTHENTIC. YOU CONTROL THE ACTION! PULL THE TRAIN UP TO THE GRAVEL STATION AND UNLOAD YOUR CARGO. PUSH THE LEVER AND REAL GRAVEL IS DUMPED INTO THE STORAGE BIN. NEW IN PACKAGE CONDITION. SHIPS VIA USPS PRIORITY MAIL.