The 10.5 cm leFH.18/1 L/28 auf Waffentrager IV b was a prototype self-propelled howitzer mounting a 105 cm field gun on a modified Panzer IV / Hummel chassis that was intended to be produced for the German Wehrmacht during World War II.  This highly detailed Heuschrecke IV b prototype model includes the following features: 1) Conjectural finish including two national insignia and two sets of red tactical numbers with white outline - 0 through 9; 2) Detailed hull; 3) Detailed interior fighting compartment; 5) Detailed open-top turret; 6) Individual link or optional one piece vinyl track; 7) Metal chain; 8) Optional position turret crane; 9) Photo-etched parts including engine grills, various brackets and mounting-pad webs; 10) Separately molded crew hatches; 11) Turret can be displayed dismounted, in towing configuration or on vehicle; 12) Painting guide in color and 13) Illustrated assembly instructions.  The box is in new condition.  Never started and factory sealed.