Excellent working condition.
Tested with my 107 speakers. I have spare head units from when I tested B110 drivers and crossovers for tweeter matching.
New ferro Fluid installed 1st Oct 2023.
Everything was cleaned prior to new ferro fluid
2x 4 ohm original factory matched pair
2x 107 tweeter mounting plates
2x mounting gaskets
No longer available from Kef
Everything will be extremely well packed for shipping.
I will post worldwide