The British Carden-Lloyd tankettes that Czechoslovakia had acquired led to the Czechoslovakian designed tank, the "Tančík vz. 33" which was assembled from a framework of steel "angle iron" beams, to which armor plates were riveted. The front armor was thick, the sides had a thickness of , the top was thick and the bottom plates were in thickness. This was deemed enough to deflect armor-piercing bullets fired from distances greater than from the front and from the sides. Both were supposed to withstand ordinary bullets from over .