What is the cassette?

Cassette on the bike: tooth wreath set, which ensures the translation section on the rear wheel. Mostly screwed firmly screwed on the freewheel on the hub of the rear impeller.

Cassette:
Tooth wreath set, which ensures the translation section on the rear wheel. Mostly screwed firmly screwed on the freewheel on the hub of the rear impeller.

Relevant contributions:
Set bicycle circuit, Optimal frame size