They're probably just a sawn off version of mine ;-). A proper bit of speaker cable makes a lot of sense, bell wire is for bells, although there are some slightly OTT options!
https://successstory.com/spendit/most-expensive-audio-cables
https://successstory.com/spendit/most-expensive-audio-cables
My AE speakers are smaller, they fit on strong shelves. I might have bought them in about 2000. I’ve always bought quality speaker cables, I understood this was a good move.