A powerfull sousaphone that will hold the sound together at all volumes.
Hand-lapped valves and slides
Hand-lapping is a time-consuming finishing process which results in an airtight valve/piston fit for noiseless, responsive action.
The YSH-411 is well-balanced, so it is easy to hold while marching.
Heavy bracing throughout
Because the sousaphone is used in marching band, it has heavy bracing throughout the instrument ...