The main advantage of a used 30 key concertina is the fact that it is more affordable than any new model available on the market. Used models are usually refurbished by the owner, but they still function exactly like a brand new unit does.
The main advantage of a used 30 key concertina is the fact that it is more affordable than any new model available on the market. Used models are usually refurbished by the owner, but they still function exactly like a brand new unit does.