Saw your post. I have a pair of 15 X 10 Convo's that I'm probably not gonna use. IIRC the backspacing is a little shallow which puts the tire out a bit. If you'd like I could email pics and dim's. They're pretty clean and I have nice caps to go with. My email is:
mark.daleh2o@verizon.net. Let me know if interested. Mark O.