Chugga chugga choo choo! Be transported on the railway to fun and adventure with the Bachmann Trains Thomas and Friends Bill Engine HO Scale Train with Moving Eyes. Bill is a low-slung 0-4-0 Saddle-tank engine built by WT Bagnall of Stafford. Bachmann carefully reproduces your favorite Thomas and Friends characters in HO scale. All locomotives feature realistic faces with moving eyes operating HO scale electric drive mechanisms highly detailed plastic body shells all-metal wheels and international-style hook-and-loop couplers. The moving eyes bring this train to life thanks to the realistic moving eyes. Bill will be the perfect addition to you or your kiddo s growing toy train collection. The train features extensive and intricate designs to help your train perform at the highest level possible. For optimal fun this train works best on 15-inch radius curves or greater and is compatible with the Bachmann HO scale E-Z track or other common HO tracks. All aboard the Thomas and Friends adventure with the Thomas and Friends Bill Scale Train with Moving Eyes.