In part1, a "Flashlight Dynamo" is rotated by a wind turbine mounted on the axle of a bicycle hub. In part2, a bicycle hub is used as a coil winder. These are two original uses for bicycle hubs that have been introduced by PRPaul1.
by Catherine Wang
by ColourYourLife
by Grant Scovel
by ArtiPunk
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by Knit Lovers
by WHSmith