King Trombone Water Key Spring
Compatible Models:
Benge 290 Bass Trombone
Benge 165F Tenor Trombone
King 608F Tenor Trombone
King 607F Tenor Trombone
King 2102 - 2B Tenor Trombone
King 2103PL - 3B+ Tenor Trombone
King 2103F - 3B w/ F attachment Tenor Trombone
King 2104 Tenor Trombone
King 2103 - 3B Tenor Trombone
King 2104F Tenor Trombone
Conn 52H Tenor Trombone
Omega TBOM310 Tenor Trombone
King 606 Tenor Trombone
King 606SP Tenor Trombone
King 306 Tenor Trombone