This is his 3d-printed model of the Tančík vz. 33 in 1:100
scale (15mm), printed by Shapeways in WSF nylon. The
figure, for scale, is a Battlefront 15mm German Grenadier.
It's available at http://shpws.me/MgdR
he made this model in response to a request rather than for
his own interest. There's a 1:72 (20mm) version as well.