Grow your American Flyer S Gauge layout with The Polar Express American Flyer S Gauge Model Train TOFC Flatcar by Lionel. Flatcar is stamped with both the “Polar Express” and “Deer to Door Service” signs and includes a load of two containers. It is compatible with Lionel American Flyer S Gauge, features a metal frame, diecast trucks, and operating couplers. Lionel S Gauge products are approximately 1:64 in scale and are sold under the name American Flyer. Lionel S Gauge requires AF FasTrack, has two rails, and supports American Flyer and other S Gauge cars only. S Gauge is recommended for train hobbyist and collectors who prefer a scale smaller than our Traditional O Gauge or O Scale line.