sIG33 15cm Heavy Infantry Gun Realistic replicated structure of carriage. Equalizers move along with the elevation device. Model the gun drawn by vehicle or animal. Traverse same as real gun. The kit provides 3 kinds of wheels and 2 kinds of breechblocks. Gun sights of 3 difference height can be selected. Drill-through barrel with rifling allows depiction of ammo loaded. Choose to construct the gun in firing or drawing (spade is detachable). Precision photo-etched parts included.