- Size：35x35x23cm
- Material：copper, aluminum, iron
- Year：2024
- Depiction： From the Middle Ages to the 16th century, the rise of Gothic architecture spurred the development of cranes. This piece draws inspiration from Da Vinci's crane manuscripts, with the structural device showcasing precise mechanical collaboration through the swing of the lever arm. Main materials: centrifugal gear mechanism, with a base constructed from machine gun magazine racks.