Gags type of freight wagons were manufactured in the 70s and were used for bulk cargo transport. They were slowly phased out of service in the 2000s.The model is a TT scale (1:120) replica of the original. The files are ready-to-print with resin DLP/SLA printers, recommended layer height: 25 microns. The decal files (in CorelDraw format) and etching templates (in pdf format) are also included (send a message for different format).Not included, but necessary additional accessories: drawhook, buffers, brake hoses, Y25 bogies, 7.7 mm wheels, Peho-101 coupler socket, and a coupler of your choosing (these can be sourced from manufacturers like Tillig, Modmüller and Peho or various model shops)