This is a realistic model
The files are 3ds Max 2012, obj.
The 3ds Max 2012 version is also optimized for V-Ray.
Here are some details for you:
Version: 2012
Preview: Yes
Units: millimeters
Formats: Max 2012 version, file of export obj and textures
Textures: high texture resolution is used.
Every model has been checked with the appropriate software.
The size and the Format can be made according to your queries for free.