Main modelled by 3d max 2015 .
All parts are opened and you can entry the boolean parts and change the smoots.
There are fbx, obj, 3ds formats are available.
Thank you and Enjoy.
MAX (Autodesk 3ds Max, filesize: 2.61 MB), OBJ (OBJ, filesize: 5.08 MB), FBX (Autodesk FBX, filesize: 1.61 MB), 3DS (3D Studio, filesize: 8.11 MB)