no I wouldn't pull apart a AC box to sell just that part. cant do anything with the rest of the box. I have AC box forsale if you end up going that route.
I have a few sets of seat belts just depends what condition you want to pay for and what color you need.
Your messages are full by the way tried to reach out that way
The frame is shot on this 1988 fj62. so its getting parted out. It runs and drives currently. its got 130k on the clock. let me know what your needs are and ill see if I can get it pulled off for you. Check out the YouTube video of the truck to get a better idea of the parts available.