There's a whole section for selling: https://airsoft-forums.uk/classifieds/ If you're unable to post there it's because of a lack of reputation - I've just sent some virtual hugs your way.
Also mate if it’s broken you do need to give more details than “it’s broken” as to be fair that’s about as much use as a cocktail umbrella in a thunderstorm ?
Well, that's still better than the classic "Broken $THING, but it was running great until it wasn't."
https://airsoft-forums.uk/classifieds/
If you're unable to post there it's because of a lack of reputation - I've just sent some virtual hugs your way.