LP Productions - We have used and rebuilt speakers for sale at LP. Currently we have the following speakers ready for sale: Eminence 18", type 18456B, 4 ohm. Used, like new, $129.95;
2123H/J Specification Document - JBL Professional
JBL 4346 DYI with 2123H
1 JBL 2123H speaker with cast frame, large vented magnet, and cloth surround | eBay