Valve Springs, Conn 12J, 12JSP, 14J & King 1135 (3) or Conn 5J (4) Tubas

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Conn 12J, 12JSP, 14J, & King 1135 OEM Tuba Spring set of 3,or a set of 4 for the Conn 5J tuba. Genuine Conn TU30689. 5J uses the set of 4.