F. Arthur Uebel Grenadilla Basset HornMusical luminaries like Mozart, Mendelssohn, Strauss, Boulez and Stockhausen should be rewarded for their inspired writing. For this purpose, the Uebel Superior Basset Horn was created to have such smoothness of tone and sensible intonation that it changes the perspective of the instrument itself it is not merely an auxiliary instrument, but a tool of expression of the highest order. PRODUCT INFO to low C E A lever G resonance key B mechanism two