Contra-fagot
- longName: Contrabassoon
- shortName: Cbsn.
- description: Contrabassoon
- musicXMLid: wind.reed.contrabassoon
- clef: not set
- transposingClef: F
- concertClef: F8vb
- barlineSpan: 1
- aPitchRange: 22-57
- pPitchRange: 22-60
- transposeDiatonic: -7
- transposeChromatic: -12