I'm a H/T, hifi DIY guy. Would a set of these be worth considering, even to gut and re-use?
They contain an M2228a 12 inch LF driver and a 2451H-1 HF driver. Both horn loaded.
I suspect that the 2451H might be more valuable for a DIY project than the 12 inch M222-8a.
specs;
https://www.jblpro.com/ProductAttachments/PD5212_95.pdf