Hi!
i just know, that these basses are high quality ones, with their own town. especially the room, goes in sound terms, in the direction of an good old double base. This brand, in fact i know, is a cooperation of many good luthiers of germany, including magnus and co.
just check out.
[url="http://www.youtube.com/watch?v=4-3jj95FA4Q"]http://www.youtube.com/watch?v=4-3jj95FA4Q[/url]
There is also one currently for sale on bassmarkt.de [url="http://www.bassmarkt.de/bassanzeige.asp?bn=y&object=/%22Room%22+von+Kristallbass%3A+Klingt+wie+Kontrabass%2Dbass%2Dverkaufen-40374"]http://www.bassmarkt.de/bassanzeige.asp?bn=y&object=/%22Room%22+von+Kristallbass%3A+Klingt+wie+Kontrabass%2Dbass%2Dverkaufen-40374[/url].
greetz. jogi