Yamaha OEM Silver or Lacquer Valve Button, 1 each H1141011 (lacquer no pearl); H1341011 (silver no pearl). Tuba and marching tuba. YBB-201m YBB-201M, YBB-202M, YEB-201, YEB-201M, YEB-321. Contact me if you wish to verify your model's fit or you need other parts.
