AMERICAN FLYER 21720 "VERY RARE" Santa Fe "B" UNIT

This very rare 21720 SANTA FE "B" UNIT is in perfect excellent ++ condition. All four original steps are great. Trucks and couplers are perfect. Has been on my shelf for many years. Has diesel roar and horn inside. No damage and nothing is missing. Don't think that you will find a better 21720 for your collection. This one is truly "RARE" !!!!! See photos for best explanation of exact details. Shipping is $15