Description Product Description 4 custom piccolo trumpet of this piston valve with a rich tone. Each replacement mouse pipe B ♭ / A offers a trumpet shank and cornet shank. [Third tuning slide ring of the new development] By adding a finger ring in the third tuning slide, it was easier to pitch adjustment. [Accessories mouse pipe] Replacement mouse pipe B ♭ / A, we have each included a trumpet shank and cornet shank. [Dedicated mouse pipe porch] Four mouse pipe is a dedicated pouch that can be stored and refreshing.