For production-ready use, we recommend downloading the original file.The Converted version is intended only for use in the web viewer. In the Original format, the following are fully preserved:✔ full scene structure✔ all materials without simplification✔ correct PBR texture maps✔ correct object namesIf you intend to use the asset in a production environment, select the Original format.Sten gun 9 millimeter submachine gun that became the standard such weapon in the British Commonwealth armed forces during World War II