Minitrix N - 3236/3238/3240/3244/3245 - Model train freight carriage (6) - Flat car - Canadian National, Canadian Pacific, Union Pacific, Norfolk & Western

6 wagons of the Flat Car type from the brand Minitrix - from different companies

1 x 3236 - Canadian National
2 x 3238 - Canadian Pacific
1 x 3240 - Union Pacific
1 x 3245 - Norfolk & Western
For these flat cars, four of them come with support posts to attach to the cars.

1 x 3244 - Union Pacific (with rails loaded)

Release date: 1970

The wagons come from a collection stored away for years and are almost certainly unused.
Photos are part of the description.