Finger Button, Yamaha Mellophone, Valve Trombone & Others, with Pearl

Yamaha OEM finger button with pearl, Fits many; YHR, YMP Marching Mellophone, YSL valve trombone & Trumpets.  See my item ID# 16041 and 16042 for a YFH-631/731 Flugelhorn.  Contact me if you want to verify your model's fit.