Feature

●This is a universal double drive gear to meet your DIY needs, it contains 19 sizes, you can freely combine them.
●The holes are loose or tight, you can refer to my watch.
●We have more gears and motors.

[ONE]

Description

Package includes: 58 gears
Shipping List: As shown in the picture, because it contains so many pieces of gear, there will be 1-2 errors, please understand, thank you.
notes:
Due to different monitor calibrations, the colors of the items shown in the photos may appear slightly different on your computer monitor.
Due to manual measurement, please allow a slight deviation of 1-3mm. Thanks!