I am looking to get rid of an old original used pair of AL networks. Auction including pictures available in the link below. Low reserve, starting bid of $50 for both.
https://www.ebay.com/itm/Klipsch-AL-crossover-balancing-network-pair-vintage-nice/323202584070?hash=item4b40600e06:g:YZsAAOSwAGZazYwy
If you are local to Minneapolis, I can demonstrate functionality and compare to the custom set.