It appears the days of paying about 500 bucks for a good condition FR500 steering wheel are over. I was on LMR last night and saw that they now offer a replica FR500 wheel in both black and charcoal grey for the price of $249.99.
https://lmr.com/item/LRS-3601FR500-G/mustang-fr500-steering-wheel-dark-charcoal-gray-9904
https://lmr.com/item/LRS-3601FR500-G/mustang-fr500-steering-wheel-dark-charcoal-gray-9904