So far I have now three versions. The one from Metal Troops, nice, but the one I bought, some years ago has a slightly damaged frame.
From Shapeways, I have the version in white strong and flexible (WSF) and with Frosted ultra detail (FUD).
Below are some pictures where you can see the difference.
|left the Metal Troops version, then WSF and right the FUD version|
|Sonderanhanger in 1/144|