12V DC motor (7RPM)

The motor is built into the holder and drives the spool for winding the finished pet filament. This 12V DC motor has its own gearbox (it is not necessary to print the gearbox). This means very high torque without any additional gear system.

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Amazon: https://amzn.to/3igXzru
How to assembly 12V DC motor part?
Well, see the short video tutorial: