Hess Klingenthal 120 Bass, 2 Switches, German Piano Keyboard Accordion 158 Antique Hess Klingenthal Accordion 120 Bass. German Vintage Old Accordian. #424 Welcome to our musical workshop "HARMONY" which is represented on Amazon. We professionally restore, tune and prepare instruments for musicians. Accordions offered by us are fully prepared for playing. This is a very rare, beautiful, old accordion for any advanced, professional users, for concerts and shows of any sort. This accordion features 41 treble keys and 120 bass buttons, 2 treble switches. This antique, original accordion HESS has very beautiful, rich and charismatic sound !!! You will get completely functional accordion, in a great condition for its age. You have a great chance to buy rare, original accordion for a really good price! Characteristics:  Treble keys: 41  Bass: 120 Buttons  treble switches: 2  WEIGHT: 8.06 kg / 17.76 pounds  Made in Germany. Finest German quality !!!