...and even more
KORA MODELS 1/72 K-Wagen
http://www.landships.freeservers.com/kwagenkit.htm
K-Wagen / Kolossal-Wagen / Grosskampfwagen Super Heavy Breakthrough Tank
http://www.achtungpanzer.com/1stpzs.htm (scroll down the page)
Eksperimentiniai tankai LK, K-Wagen, A7VU
http://www.army.lt/armor/t-vok/vok11.html