Hi
After a FANE rectangular tweeter 4.5"x3.5" 4 bolt holes in the corners 8 ohm ,came out of pair of B&W D5 speakers (manual says PCH 24/8 tweeters) so not sure if originals replaced or the FANE ones are originals so may consider a pair of PCH 24/8 units to replace the FANE's
Cheers
Simon