Basset clarinet. Nominal pitch: A.

Technical description: Blackwood with german silver ferrules and keywork. Keywork of later added extension silver plated. Five pieces: mouthpiece, barrel, upper section, lower section, bell. Plastic Zinner mouthpiece. Vent hole in bell. Average Boehm system with 17keys plus 4basset keys, 6rings, 5black rollers on R0keys. L0: T + ring F₄/C♮₆; speaker. L1: T + ring F♯₄; throat A♮; throat A♭. L2: T + E♭₄/B♭₅ corresponding ring. L3: T; cross E♭₄/B♭₅. L4: C♯₄/G♯₅; F₃/C♮₅; E₃/B♮₄; F♯₃/C♯₅. R0: E♭₃; D₃; C♯₃, C₃. R1: T + ring B♭₃/F♮₅ via correspondence; side E♭₄/B♭₅; side F♯₄/C♯₆; trills 1-2. R2: T + ring B♮₃/F♯₅ via correspondence. R3: T + ring B♮₃/F♯₅ via correspondence; cross B♮₃/F♯₅. R4: G♯₃/E♭₅; E₃/B♮₄; F₃/C♮₅; F♯₃/C♯₅. Keymount type: screwed in pillars. Keyhead type: modern. Repair History: Basset extension is a later addition.