Hirsbrunner F Tubas

Bore: 20mm (0.788") Bell diameter: 470mm (18-1/2") Height: 92cm (36") Kalison K2001 F-Tuba 6/4 5 valves, 5th rotary valve

Bore size 19/20/20.5 mm Bell diameter 420 mm Height 890 mm 5 valves, 4 piston/1 rotary Large bore Orchestra F-Tuba

Bore size 18/19/19.5 mm Bell diameter 380 mm Height 880 mm 5 valves, 4 piston/1 rotary Small bore Good solo and quintet instrument

Bore size 19.5 mm Bell diameter 420 mm Height 890 mm 5 valves rotary (6 valves possible) Large bore Orchestra F-Tuba

Bore size 18.5 mm Bell diameter 380 mm Height 880 mm 5 valves rotary (6 valves possible) Small bore Classical F-Tuba