What are sprockets or the tooth wreath?

Pinion, also tooth wreath:
Is a small chainring, i.e. a ring paid. Several pinion together result in a pinion package.
Relevant contributions:
Set bicycle circuit
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Pinion, also tooth wreath:
Is a small chainring, i.e. a ring paid. Several pinion together result in a pinion package.
Relevant contributions:
Set bicycle circuit