Because there's a good change that you only have ONE steam engine, but if you shop around on here long enough you could end up with multiple tools you're trying to drive with that engine. Hence, the control line tether.

One engine, two tools. It's that easy.

Measures 7.3cm x 4.3cm x 5cm tall to the top of the wheel.

Item Number: 204-9

Item ID: 19645

Category: Steam Driven Toys