Silver sonic trombone
Encyclopedia
The King 3B silver sonic trombone is a trombone
created by the King Instrument Company. The Silver Sonic trombones have the traditional king bells that taper and are crafted from sterling silver sheet. The 3B comes in two varieties; it's either a straight horn or has an F-attachment.
Trombone
The trombone is a musical instrument in the brass family. Like all brass instruments, sound is produced when the player’s vibrating lips cause the air column inside the instrument to vibrate...
created by the King Instrument Company. The Silver Sonic trombones have the traditional king bells that taper and are crafted from sterling silver sheet. The 3B comes in two varieties; it's either a straight horn or has an F-attachment.