This set contains a so called "Ravelin" matching to the Fortress in Vauban's star shape style,
Ravelins are used to protect the wall, "Courtines" of a fortress. Of course it can perfectly used as bastion in ACW or other scenarios
The set consists of STL-Files, made for 3D printing, to be used for table-top-gaming scale 28mm and 25mm (1:64 and 1:72) ... [click here for more]