hugh just got one.
it looks like a mini g5 tower. dont know which one it is.
he had 5 scsi drives inside it.

i got mine from granite digital. they do pro-quality scsi cabling.
http://www.granitedigital.com/catalog/pg03_cases.htm

glyph, and medea also do rack mount units.

http://www.medea.com/

glyph do nice rack mount cases. road tested for audio application.
http://www.glyphtech.com/site/home_intro.html

im sure other people have suggestions.

----
10.3.5
hugh and i are working through the last bugs right now.
we are almost there.