I would sell it on eBay. Additionally, I would NOT sell it as a lens and camera, but sell the two in separate auctions. You will get more money for the individual parts than the whole...
Yep. Fleabay. List it as "For Parts" or "Needs Repair". And state it multiple times in the listing.... emphatically.
"As is, no returns or exchanges for any reason. What you see is what you get."
Return policies can really bite you. I only offer returns if I have multiples of the same item and they cost me very little to acquire them. (Which happens a lot.)
There should be an automatic lock on threads that get no responses in a month. I keep forgetting to check the dates.