Reasonable price for 2002 Rockwood Roo?

I am looking for a used rv and found a 2002 rockwood roo (21 ft, hybrid, single bunk on the side, sleep 7 or 8). Model is M-21 per NADA guide. NADA values high around 6600 and low around 5500. Owner is asking 7500 on craigslist. I am trying to find information to come up with a reasonable price for the RV. ANy information would be helpful.Reasonable price for 2002 Rockwood Roo?
Here, maybe this will help:



http://www.rvtraderonline.com/find/searc鈥?/a>

jdm