From the latest update:
A few people have asked about the actual size of the 4-up scale assault rifle and stand: a prototype personalized with your own message....
Please see the attached pictures with one of the first 3D prints alongside various coins (and even a $ bill) --- and then I remembered we're an engineering company so took a screen shot of the model with a bounding box. D'oh.
Please note the additional detail on the CAD model - the 3D prints so far have all been derived from our original prototype data - the actual item we produce will look like this CAD (ie more detail)