PATHFINDERS STEM kit Medieval Catapult no spring planks and constant

no spring planks and constant friction control using friction castings in the bolster to dampen excessive lateral roll of the car

plus opening turret hatches

GE Hi-Ad trucks with reinforcement plate over center axle on right front and left rear side frames and separately applied brake cylinders

Correct nose and body contours

PATHFINDERS STEM kit Medieval Catapult no spring planks and constantThe catapult has a long and interesting history. It has been around in many forms, evolving since about 400 BC. This model is based on the medieval styles that were used during the middle ages. Standing 15 cm tall and 12 cm wide, this siege engine can shoot a plasticine ball over 15 feet! Adjustable pads on the crossbar allow you to change the trajectory angle. The rope, strung through the middle gives great power to the swing arm! Easy to make in