I have a set of Dirtracks heavy duty luggage racks for a DR650. Brand new in box and have now sold the bike. Comes with hardware as well. They are $160 on the website without tax and shipping. Save yourself some money!
https://www.dirtracks.ca/collections/suzuki-dr650/products/suzuki-dr-650-saddlebag-support-rack-heavy-duty-1996-2016