A must have tool for gauging correct coupler height

The Trainz SKU for this item is P11456600

Model Number: 239

Trainz Product Id: 12473040

Model Number: 50005249

American Flyer 6-42557 S Southern NS Heritage ES44AC Diesel Locomotive #1894 ProductNumber2_439-503 A must have tool forThis is an AF 6 42557 A F NS Heritage Southern Non Powered ES44AC #1894. Southern NS Heritage non powered ES44AC diesel #1894. NORFOLK SOUTHERN HERITAGE SERIES. Spotlighting its rich railroad history, Norfolk Southern recently unveiled handsome heritage paint schemes on SD70ACe and ES44AC diesels. These new 1: 64 scale versions of the ES44AC are built from all new tooling for the American Flyer S Scale Line! They come equipped with ElectroCouplers,