TT:120 Scale Engine Shed 3d Printed Kit for Model Railway: 14.3cm long, 6.5cm wide, 6.5cm tall. The doorway is 3 cm wide by 4 cm tall. This item is supplied in kit form and will require assembly and painting. Some parts may need to be trimmed with a craft knife to fit together. Trains and track shown are for demonstrative purposes and not supplied.