This HO scale Troublesome Truck 1 is compatible with other HO scale trains sets and accessories. Measures approx. 3.25L Please review all warnings and safety instructions printed on product prior to giving to any child Ages 8 The system uses the E Z Track System and is compatible with all HO electric trains. However, Thomas electric trains use a unique coupling system. NOTE Product is NOT compatible with the Thomas Take Along or Wooden Railway System.
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