Technically, only the K5(E) is a railgun. The two DML "Karl" kits are self-propelled artillery. They could be transported by rail, but they were not fired from the rails. "Leopold" was not designed to be fired from anywhere other than the railroad tracks.
Dave
What's with all these new 1/35 rail guns from DML? Three as of my last
> Squadron flyer, if I've got my count right.
>
> I'm not an avid armor builder, but these things are interesting as all
> get out...I'm gonna go broke(r) here...
>
> --
> - Rufus
>