Baltimore & Ohio 3 Bay Hopper #621156 Grow your American Flyer consist with these 3 Bay Hoppers! SKU: 2019112 Dimensions: Length: 8 3/4" Gauge: S Gauge year: 2020 rail line: Baltimore & Ohio Minimum Radius: S36 Power: Electric Road Number: 621184 Manuals Find the latest manuals in our support section. Replacement Parts Buy any replacement parts in our support section. Contact Contact a service station to fix your product