Wheels of Time 50136 N Scale 53'6" General Service Flatcar Conrail CR 715523 rustler 4x4 vxl or automatic direction control

or automatic direction control

Lionel 6-16307 Flatcar with Trailers Nickel Plate Road NKP

Assembly Time: Around 4-5 Hours

and the highly detailed

Wheels of Time 50136 N Scale 53'6" General Service Flatcar Conrail CR 715523 rustler 4x4 vxl or automatic direction controlWheels of Time 50136 N Scale 53'6" General Service Flatcar Conrail CR 715523 These 53' 6" flatcars were constructed with a welded fish belly steel frame in contrast to the cast steel GSI frame. The fish belly frame provided an optimal distribution of tension and compression forces from the center of the car to the bolsters. Think of it as a bridge. In addition, fabricating a welded frame was far less labor intensive than an equivalent riveted frame.