Assertion: sprocket's hub | /r/UsedFor | freewheel
Facets:
value: in case
type: TEMPORAL
Source sentences:
text: If buying a new (rear) hub, it is better to buy a freehub one, for cassettes, but if changing just sprockets, in case the hub is for freewheel, it is very expensive to buy the wrong, cassette type sprockets, since they require the change of hub as well, which is more expensive.