Yamaha Professional F Tuba, YFB-621

Professional Tuba; key of C; 3/4 size; 4 front action monel pistons; .689" bore; 14-3/8" upright bell; BBC-69 case; 67C4 mouthpiece

Custom Tuba; key of F; 4/4 size; 4 front action monel pistons; 5th thumb activated rotary valve; .768" bore; 17-1/2" yellow brass bell; FBC-81 case; 67B4 mouthpiece

The 621 Series features a .689-inch bore with 4 front action Monel piston valves designed for player comfort and excellent response. The 621 Series also features a 14.3-inch upright yellow brass bell...

Professional Baritone Horn; key of Bb; .504" bore; 8-3/8" upright bell; 3 top action and 4th side action monel pistons; silver-plated; BHC-61 case; 45C2 mouthpiece