Junk ★ YAMAHA YBB103 Tuba Hard Case Mouthpiece Shoulder Belt etc. Brass Instrument Yamaha I am not familiar with musical instruments, so there may be errors in the description and title. Please feel free to ask questions, and I will answer to the best of my ability. There are scratches, dirt, and dents. All three pistons are detached, and I was unable to screw them back in. Some pistons are stuck. There is a crack in the case as shown in the image.