They'll actually get 4 to 7% of the cost of the item as an Amazon affiliate.
I only ask because I see things like this as a lost opportunity for the CrossfireForum itself to make some money to defer hosting costs.
If the owner of
https://www.crossfireforum.org/ supplied an Amazon associates' code then we could link to products in a way that would help support the board, not send money to a third party.