Conn Sousaphone Top Valve Cap Ring (20K & 22K), Lacquer, 1 each

Genuine Conn Sousaphone Valve Cap Bumper Screw (22k 20k) Silver

1956 Conn 20K sousaphone 3P - body only

CONN 20K & 22K Sousaphone Top Valve Cap Ring, Lacquer $70.00 - PicClick

20k conn short action Gold Sousaphone BBb

King Conn Benge Bach Trumpet Top Valve Cap Felt Bumper Ring

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Jumbo 24-inch Bell Zweiss Superbrass BBb Sousaphone. Poland

Conn 20K Brushed Finish Sousaphone Tuba W Tuning Bits & Upper Lead

Conn Sousaphone Top Valve Cap Ring (22K, 20K), SILVER

Conn 20K Brushed Finish Sousaphone Tuba W Tuning Bits & Upper Lead

BBb Sousaphone with 26 Brass Bell, .743 Bore, Heavy Duty Bracing, and Offset Short-action Pistons

C.G. Conn 20K BBb Sousaphone - Clear Lacquer

Conn 20K Series Brass BBB Sousaphone 20KSBW Satin Silver with Case