King Finger Button, Baritone, Euphonium, Marching Brass, No Pearl

Conn & King, Baritone & Euphonium, marching brass concave & knurled finger button, Lacquered P/N SP0401703, Silver-Plate P/N SP0401702.  Not for Tuba or Sousaphone.  Contact me if you wish to verify your model's fit or you need other parts.