This is the type of Crescendo that was used in Pink Floyd and WEM guitar cabinets model 100A, this is the large magnet 16ohm ( or I have 8 ohm)  model 100A  original Fane factory 70s parts from new  100 watts of rms power- absolutely brilliant condition for a 1970s heavy duty guitar speaker

this is for one buy it now speaker of the two

I have a couple but they will not be around for long- will shipped well packed anywhere in the world

for more info e mail me music_zone@which.net