The names of the parts of the tuba

Bell

First tube

Third tube

Second tube

Fourth tube

First Rotary valve

Second Rotary valve

Third Rotary valve

Fourth Rotary valve

Third SlideSecond SlideFourth Slide

First Slide

Main tuning slide(main tuning slide)

First Lever

Second Lever

Third Lever

Fourth Lever

Mouthpiece

Fifth tube

Water key

Musical instrument guide