Here's an unfitted British Railways Plate Wagon drawn full size so scale to suit your model.
These wagons were based on an LNER design and used RCH long brakegear but were built under BR diagrams. The same wagon was used by engineers with the code name Winkle.
Enjoy
Jonny
Plate_Wagon_1-431_Brakegear_A.stl |
Plate_Wagon_1-431_Brakegear_B.stl |
Plate_wagon_1-431_Unfitted.stl |