4530 cabinets with 2205-B woofer the horn is 2345 coupled to a 2425-J with a 3110 crossover.
4520 cabinets with 2-2225-H woofers the horns are 2390 horn lens assembly
compression driver is a 2445-J and the crossover a 3160-A. The bolts on top
of the cabinets allow me too change horns. Other horns are a 2360 or 2395.