3D printed gearboxes are great for experimental designs, but due to roughness and inaccuracies in the printed surfaces, they can wear quickly and be rather noisy. As a possible alternative, [Resetman] ...

Anyone who has ever snapped a chain or a crank knows how much torque a bicycle’s power train has to absorb on a daily basis; it’s really more than one might naively expect. For that reason, [Well Done ...

This 3D printed planetary gear fidget spinner is a fascinating mechanical design that seems like it could spin forever. The ...

This awesome 3D printed RC car chassis switches to GPM differentials with hardened steel parts, reducing bearing race wear in ...

More affordable than ever, 3D printers are booming for personal, professional, and educational use. We've been testing them for over a decade and are here to help you find the right option. Since 2004 ...

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