King SB50 System Blue Marching Tuba w/Case
Demo; minor bell dings. 2 Small acid bleeds. Minor finish scratches. Completely cleaned and adjusted.
Discontinued Model design
Replaced with comparable K50 Series
King 4 Valve BBb Marching Tuba
Brass finish
.734" Bore
20" Bell
Patented left side window
Includes heavy duty marching case and mouthpiece