This 3D model was originally created with Sketchup 6 and then converted to all other 3D formats. Native format is .skp 3dsmax scene is 3ds Max 2016 version, rendered with Vray 3.00 This is my 3rd Pt in 7 to build the Mir space station, Be sure to download the Mir space station Pt 1 and 2. once all 7 are downloaded you will have the full station!!! (PS i have only made 3 parts sofar!!)