Glanzmann High-End - Here we got a broken Polydome midrange speaker from the legendary Infinity Kappa 6.2i. I'll have s look, what we can do with it to bring the speaker back
INFINITY Kappa 6, 7, 8 & 9 PolyDOME Driver Service -You must send me your driver | eBay
Original Infinity Kappa PolyDome Mids Pair - Very Good | Reverb
My Infinity Kappa 7.1 polydomes when I got them and after I cleaned them : r/vintageaudio