MODEL FEATURES: : Matching coach, diner, dome, and observation cars 3-car set includes diner, dome, and observation cars Observation car features decorated drumhead Clear windows 4-wheel passenger car trucks Fully-assembled and ready to run out of the box Highly-detailed, injection-molded body Separately applied brake wheel Body-mounted McHenry operating scale knuckle couplers Weighted for optimum performance Minimum radius: 18” Machined metal wheels with RP25 contours operate on all popular brands of track