Model originally uploaded to Thingiverse at https://www.thingiverse.com/thing:5843608.

A 3D-printed wind-up car with a 16:1 gear ratio is a miniature mechanical toy that is powered by winding a spring mechanism. The 16:1 gear ratio refers to the relationship between the number of turns of the winding mechanism and the number of rotations of the car's wheels. In this case, for every 1 turn of the winding mechanism, the wheels will rotate 16 times. This high gear ratio allows the car to cover a longer distance with fewer turns, making it ideal for playing and racing. The 3D printing technology creates intricate and precise designs, allowing for a wide range of customization options for the wind-up car. The combination of mechanics and 3D printing makes this wind-up car a fun and innovative creation, perfect for kids and adults who enjoy DIY projects and robotics.

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