I seem to recall someone asking about fivestar equipment for the GPz. Theres a rack here on ebay Germany. http://cgi.ebay.de/Five-Stars-Topcasetraeger-GPZ1100-GPZ-1100_W0QQitemZ32022 9854974QQihZ011QQcategoryZ30239QQssPageNameZWDVWQQrdZ1QQcmdZViewItem Steve