da Vinci's Ballista 3D miniature

This is a working Leonardo da Vinci-inspired ballista 3D model featuring a rotating firing arm, tension rope system, gear-driven trigger, and mechanical launch spoon. The design includes a circular tension frame, pivoting throwing arm, crank mechanism, and reinforced triangular support base.

Standard parameters to print.

Layer height: 0.2 mm

Wall: 2 or 3

Material: PLA

Support: no

Brim: yes

Speed: 60 to 100 mm/s

Temp: as per material selected

Infill: 30%