Robotime 3D Wooden Puzzle Siege Heavy Ballista

This is a ballista model 3D wooden puzzle of an ancient battlefield siege. It scales according to the original ballista, and ancient elements such as loop patterns are added to the appearance. Generally, the bowstring of the crossbow arrow is arc-shaped, and this product uses the arc as the basis, and the bowstring of the crossbow body has been improved to fit the characteristics of the ancient siege equipment.