C Bass Ophicleide
- longName: C Bass Ophicleide
- shortName: C B. Oph.
- description: C Bass Ophicleide
- musicXMLid: brass.ophicleide
- clef: F
- transposingClef: not set
- concertClef: not set
- barlineSpan: 1
- aPitchRange: 35-63
- pPitchRange: 35-67
- transposeDiatonic: not set
- transposeChromatic: not set