Posted by Jay Bertolet on November 28, 2002 at 10:08:15:
In Reply to: Cerveney 601 posted by Question on November 27, 2002 at 23:01:00:
I've used the R&S Heavyweight Helleberg and Helleberg II pretty successfully on the 601 I used to own. Also the regular Schilke-Helleberg II. Sorry I couldn't give you something better to go on!
My opinion for what it's worth...