Like anything else a part is only worth what someone wants to/ is willing to pay for it at the time.
Problem is a lot of folks are out there watching bike prices thinking the market is on an ever upward trajectory, so think parts are going the same way.
There will be a point where the arse falls out the market.
Saying that I have a spare tank in my garage I need to offload. Now where to list it. 🤔