This item is a single RTR model of a BN PS4000 for the road number you have selected. And don't forget you can mix and match any 6 PS4000 or PS4740 hoppers for $229.99 or 12 for $429.99! Select the "Mix and Match" SKU on the first or last page of either of the Pullman Hopper stores and tell us what schemes you want when you checkout. We know not to send you duplicate car numbers! Go in on a deal with your friends!"