King KSP412 Performance 4 Valve Sousaphone

The four-valve KSP412 offer the high-school sousaphone player more options for fingerings in the low register, improving intonation. With a 26” bell and .730” bore, the KSP412 is an excellent bass voice for the marching band. The wheeled case makes for ease of transport.

• .730” bore
• Four valves extend lower register and offer improved intonation
• 26” bell
• .704” bore
• Four valves
• Notched main tuning slide
• ABS case
• Available in lacquer (KSP412) or silver-plated (KSP412S) finishes
• King KTU mouthpiece