HO Scale is one of the most popular scales for model trains. It is a 1:87 scale, which means that 1 inch in the model represents 87 inches in the real world.

HO Scale trains are popular for a variety of reasons. For one thing, they are small enough to fit in most spaces, but still provide enough detail to be interesting. The parts are also relatively inexpensive, which makes them a great choice for hobbyists on a budget.

HO Scale trains also have a wide variety of available accessories. There are buildings and scenery pieces available to create a realistic layout. There are also an assortment of track pieces, allowing hobbyists to create a variety of layouts.

They are relatively inexpensive and are a great way to get started in the world of model trains