In an Airslide covered hopper the bays are formed into two narrow

The Trainz SKU for this item is P11640137

This is a Lionel 6-17208 O Gauge Union Pacific Double Door Boxcar #17208

Trainz Product Id: 12135313

Here is a Lionel 1928012 "O-Gauge" Burlington Northern Autorack #159433 (3-Rail)

MTH 30-9171 O Budweiser Operating Freight Platform ProductID_11539201 In an Airslide covered hopperThis is MTH 30 9171 O Budweiser Operating Freight Platform. M. T. H. Electric Trains offers a variety of RailTownT buildings to help you create whatever kind of atmosphere you desire; rural or urban, nostalgic or modern. Operating buildings transfer your layout's action from trains to structures adding fun and excitement to the entire pike. RailTown buildings are a perfect addition on any O Gauge layout, as each is sized for use with all O Gauge