Early Grille 10 with 88mm Flak 37 gun. (VFW – Versuchsflakwagen fur 8.8cm Flak 37) In 1942, German designers started the development of a new series, which would utilize chassis and components of various tanks and use them as mountings for various heavy weapons. Designs of the Grille Series incorporated many new technical modifications in order to mount heavy weapons. Some vehicles of the Grille Series were designed to be weapon carriers – Waffentrager.Some of those vehicles reached prototype s