Conn King Sousaphone, 14K, 2350, Upper Mouthpipe, Silver-Plate

Conn King Sousaphone Upper Mouthpipe, Silver-Plate, For All King models and Eastlake-made. Conn 14K, 36K, King 2350.  Conn-Selmer P/N SU01400SP.  Contact me if you wish to verify your model's fit or you need other parts.