Bas-saxofoon
- longName: Bass Saxophone
- shortName: B. Sax.
- description: Bass Saxophone
- musicXMLid: wind.reed.saxophone.bass
- clef: not set
- transposingClef: G
- concertClef: F
- barlineSpan: 1
- aPitchRange: 32-65
- pPitchRange: 32-70
- transposeDiatonic: -15
- transposeChromatic: -26