Through 2nd World War, the German Army utilized numerous 3 tons moderate cars to accomplish tactical transportation and logistics duties. The hard running conditions, offer on many fronts, made the first cars unsuitable for off road purposes. Because only halftracks could operate in these conditions, a huge levels of trucks is converted by removing their back axles and placing groundbreaking driveshafts based on songs. The Maultier SdKfz 3a halftrack ended up being made on the basis of the popular Opel Blitz due to the fact Maultier SdKfz 3b used the Ford V3000S truck framework manufactured in the Cologne manufacturing facility until 1941. The extreme freedom associated with the half-tracks Maultier made them ideal for the use of tool systems such as the Flak 38 20mm.