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 Made for 3D Challenge %23222. It's been streamlined, and now is half the file size! I also modified the front a bit to make the stablizing fins look for wing-like.
STL (Stereolithography, filesize: 744 KB), OBJ (OBJ, filesize: 560 KB), 3DS (3D Studio, filesize: 232 KB), DAE (Collada, filesize: 1010 KB), FBX (Autodesk FBX, filesize: 876 KB), IGE (IGES, filesize: 299 Bytes), MAX (Autodesk 3ds Max, filesize: 474 KB), SKP (Sketchup, filesize: 754 KB), OTHER (Other, filesize: 203 KB)