Unfortunately, you wouldn't be able to use a dual hitch adapter like # D-192 for that, as having one accessory installed would prevent you from installing one in the other receiver. They just wouldn't fit.
We do have the perfect solution for you though. I'd go with the Hollywood Racks # HR1450Z-85 SportRider SE which can carry two bikes weighing up to 50 lbs each and up to 100 lbs of cargo.
If that option doesn't offer enough cargo capacity, I'd typically recommend installing a front... view full answer...