WTB: Luggage Rack for Back Seat

Hi, I'm in the market for a nice luggage rack that attaches to the back of the seat of a Vulcan 900. Heres a link:

[ame]http://www.amazon.com/Cobra-OEM-Sissy-Luggage-Rack/dp/B0026CIJNK/ref=sr_1_3?s=automotive&ie=UTF8&qid=1422498647&vehicle=2008-729-20213-20-----14212------4-0&sr=1-3&ymm=2008%3Akawasaki%3Avn900d+vulcan+900+classic+lt[/ame]

Obviously looking for something much cheaper - maybe in the $70 range.

Thanks!
-Ryan