The kit includes 185 plastic and 4 rubber parts for assembly. Length 122 mm and height 65 mm.
Instruction sheet with drawings are decal sheets are included.
One of the first German tanks VK31 (to preserve the secrecy of the named "Leichttraktor" - light tractor") was designed by two firms (Krupp and Rheinmetall).
Two Rheinmetall prototypes on tractor chassis were tested it the USSR Kazan firing field in 1930 - 1932. The tests gave unsatisfactory results, and the tank was not built in the series.