This # 42597 gray American Flyer C.&N.W.RR. flatcar has two metal and plastic construction vehicles on it. It has operatiog knuckle couplers and is made of metal. The dozers are made by TONKA. They are metal and plastic with rubber treads. Everything is in excellent condition.Please ask questions before bidding. Shipping cost is an estimate. It varies by weight and distance from NY. Please wait for an accurate invoice from me. I have other Americn Flyer items on eBay this week and will combine shipping. Thank you for looking at my listings.