 | Hirsbrunner HBS 389 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 |
 | Hirsbrunner HBS 388 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 |
 | Hirsbrunner HBS 289 Bore size 19.5 mm Bell diameter 420 mm Height 890 mm 5 valves rotary (6 valves possible) Large bore Orchestra F-Tuba |
 | Hirsbrunner HBS 288 Bore size 18.5 mm Bell diameter 380 mm Height 880 mm 5 valves rotary (6 valves possible) Small bore Classical F-Tuba |
