You don't have to have a 2" receiver - just make your own unit and mount it however you find convenient - perhaps you could weld a couple of receivers to the top of the bumper so the rack could be removed via pins when it's not needed.

Frank

'89 [color:"white"]G-Raider[color:"white"] [color:"black"]Supercharged 3.0L, MegaSquirt 2, lockup A/T, 2.5" exhaust, 172k, Cibie H4s/Oscar SCs, Hella Micro DE fogs, Cobra CB, Superwinch hubs, LSD rear/Aussie Locker front, Bilsteins, Lifeline AGM, Rust-Oleum