VAK Production is a czech company creating 3D printed scale model kits of obscure prototypes and paper tanks. 

Recently they have released the TOG Citadel, a heavy assault tank made for crossing large trenches and destroying enemy fortifications, it is also the predecessor to the TOG I and TOG II. 

The kit is made according to the specification laid down for the project, and sketches discovered in correspondence between the designers. 

The model comes in at 29 centimetres in length for the 1/35 version, and is also available in 1/72 and 1/56. It features 2 options for armament. The BL 60-pounder, or its shortened version. It also comes with the option to assemble it with the commanders hatch closed, or opened. 

The kit itself contains 12 resin parts, an assembly manual with camouflage recommendation, and a set of decals. It can be purchased here