I could actually use sumpn like this, or like what's in a gear-head lathe, but lighter duty, converting a 50-100 rpm input to about a 1500-3,000 rpm output
Iny idears on where to buy a multi-speed gearbox? Will these break the bank?
Can you use a motorcycle transmission? Can you use a VFD instead? How about a bicycle derailleur? Three speed bicycle rear hub?
If you knew what you were trying to do, we can make even better suggestions.
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