O Gauge Trains

O Gauge trains are mid-to-large size model trains that usually run on 3 rails. 

These trains are generally made in a ratio of 1 (model train) : 48 (actual train). They're a great option if you have plenty of room and want to impress your guests!

Want to compare train sizes? Check out the rest of our model trains!

Item 25 to 48 of 607 items