77-FHB - Bb French Horn, in ABS case - 3 rotary valves - Double ball-joints mechanism - Detachable bell - Bell: 315 mm or 12 13/32 in. - Bore: 11.5 mm/ 7/16 in. - lacquered body.
77-FHSV - Bb French Horn w/ stop valve, in ABS case - 4 rotary valves - Double ball-joints mechanism - Detachable bell - Bell: 315 mm or 12 13/32 in. - Bore: 11.5 mm/ 7/16 in. - lacquered body.