The Selmer Paris Series II alto saxophone is the most popular Selmer Paris saxophone in history. The 52JBL is identical to the 52JU except that the black lacquer provides a unique look and darker tone. The Series II sopranino, soprano, alto, tenor, baritone, and bass saxophones have been the professional choice for a generation and continue to be the most popular professional saxophone in the world. The reasons are clear: they all possess a flexible but centered tone that is natural in almost any playing situation. Yellow brass body tubes and keys resonate across the entire timbre spectrum: full-ribbed construction enhances their durability. The Series’ superior intonation characteristics make these saxophone a natural choice for any professional or those who aspire to be. Features: Acoustics: Series II body style-full sound, Necks: Series II bore, Construction: full ribs, Body material: black lacquer over yellow brass , Mouthpiece: S-80 C*, Mechanism: compact key positioning - closer to the body and directly under the hand, Range: high F# key, Front F key: spatula, Left-hand thumb rest: plastic, Right-hand thumb rest: plastic adjustable, Adjusting screws: high F, G# key, F#/G# lug, F#/G#, adjusting bar, low C#, low B, side C, side Bb, Pivot screws: tapered, Needle springs: blued steel, Pads: treated leather with metal resonators.