This little kit will allow you to add 3 extra roof vents and 6 ventilation grids to add details to an old Roco N scale NS gemüsewagen.
First clean the parts carfully for wax from the 3d printing process.
It is recomended to carefully plan the installation, drill a hole of 1,1 or 1 mm to place the ventilation grids on the gable at each end.
Cut and sand down the old roof vents and pre drill a hole of 1 or 1,1 mm, secure with glue once everything is in the right place.
Prime and paint the model in a suitable color for the variation of the car you want to create.