I have just one, a cheap ass MTB, but it works, the peddles go round when you use just enough force to move the oxidised chain and gears.
Then I remembered I have a car!
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F87 M2 | DCT '17
E46 M3 |SMG '06
E46 M3 | SMG '03
E30 320iS | '90
E28 M535i | '84
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