Pair of Vintage JBL 2327 Throat Horn Adapter 1” To 2” | eBay
JBL 2327 Throat Horn Adapter 1” To 2” Vintage Condition #2021 Good Used Condition | Reverb
PC-3825 Horn Adapter
Bolt-On Adapter For 1.5" or 1.4" Driver To 2" Horn (Vice Versa)
PC-90 Horn Adapter
JBL 2344 "BIG CHEEKS" Horn with 1" Throat & Driver Adapter SPECIAL PRI – SpeakersAndAmps.com
Amazon.com: fosa1 2pcs Tweeter Horn Adapter ABS Long Distance Hole Treble Head Adapter Tweeter Speaker Drive Head External Thread for Connection of Treble Drive Head and Horn Above Stage Voice Box :