I work for an electronics recycler and test equipment that comes through to see if its upcycle worthy. I’m a general electronics nerd but don’t know much about audio equipment. I ran across these a few months ago and love them. But I tried looking for some for myself and realized I don’t know what they actually called.
Screw Lock Audio Banana Plugs Gold Plated Speaker Wire Cable Connector
https://www.ebay.com/itm/124054786274